What are the factors of 1-100?

Answer 1

1: 1

2: 1, 2

3: 1, 3

4: 1, 2, 4

5: 1, 5

6: 1, 2, 3, 6

7: 1, 7

8: 1, 2, 4, 8

9: 1, 3, 9

10: 1, 2, 5, 10

11: 1, 11

12: 1, 2, 3, 4, 6, 12

13: 1, 13

14: 1, 2, 7, 14

15: 1, 3, 5, 15

16: 1, 2, 4, 8, 16

17: 1, 17

18: 1, 2, 3, 6, 9, 18

19: 1, 19

20: 1, 2, 4, 5, 10, 20

21: 1, 3, 7, 21

22: 1, 2, 11, 22

23: 1, 23

24: 1, 2, 3, 4, 6, 8, 12, 24

25: 1, 5, 25

26: 1, 2, 13, 26

27: 1, 3, 9, 27

28: 1, 2, 4, 7, 14, 28

29: 1, 29

30: 1, 2, 3, 5, 6, 10, 15, 30

31: 1, 31

32: 1, 2, 4, 8, 16, 32

33: 1, 3, 11, 33

34: 1, 2, 17, 34

35: 1, 5, 7, 35

36: 1, 2, 3, 4, 6, 9, 12, 18, 36

37: 1, 37

38: 1, 2, 19, 38

39: 1, 3, 13, 39

40: 1, 2, 4, 5, 8, 10, 20, 40

41: 1, 41

42: 1, 2, 3, 6, 7, 14, 21, 42

43: 1, 43

44: 1, 2, 4, 11, 22, 44

45: 1, 3, 5, 9, 15, 45

46: 1, 2, 23, 46

47: 1, 47

48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

49: 1, 7, 49

50: 1, 2, 5, 10, 25, 50

51: 1, 3, 17, 51

52: 1, 2, 4, 13, 26, 52

53: 1, 53

54: 1, 2, 3, 6, 9, 18, 27, 54

55: 1, 5, 11, 55

56: 1, 2, 4, 7, 8, 14, 28, 56

57: 1, 3, 19, 57

58: 1, 2, 29, 58

59: 1, 59

60: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

61: 1, 61

62: 1, 2, 31, 62

63: 1, 3, 7, 9, 21, 63

64: 1, 2, 4, 8, 16, 32, 64

65: 1, 5, 13, 65

66: 1, 2, 3, 6, 11, 22, 33, 66

67: 1, 67

68: 1, 2, 4, 17, 34, 68

69: 1, 3, 23, 69

70: 1, 2, 5, 7, 10, 14, 35, 70

71: 1, 71

72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

73: 1, 73

74: 1, 2, 37, 74

75: 1, 3, 5, 15, 25, 75

76: 1, 2, 4, 19, 38, 76

77: 1, 7, 11, 77

78: 1, 2, 3, 6, 13, 26, 39, 78

79: 1, 79

80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

81: 1, 3, 9, 27, 81

82: 1, 2, 41, 82

83: 1, 83

84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

85: 1, 5, 17, 85

86: 1, 2, 43, 86

87: 1, 3, 29, 87

88: 1, 2, 4, 8, 11, 22, 44, 88

89: 1, 89

90: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90

91: 1, 7, 13, 91

92: 1, 2, 4, 23, 46, 92

93: 1, 3, 31, 93

94: 1, 2, 47, 94

95: 1, 5, 19, 95

96: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96

97: 1, 97

98: 1, 2, 7, 14, 49, 98

99: 1, 3, 9, 11, 33, 99

100: 1, 2, 4, 5, 10, 20, 25, 50, 100

It is impossible to list all the multiples of these numbers; those are infinite lists.

Answer 2

The factors of 1100 are: 1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100.