1 and 61
1 x 61, 61 x 1
1 x 61 is the only factor pair of 61.
Itself and one because 61 is a prime number
Only itself and one because 61 is a prime number
The two pairs 59 & 61, 71 & 73.
The factor pairs of 122 are 1 x 122 and 2 x 61
29, 31 41, 43 59, 61
The only pair of integers are 1 and 61. But you could multiply 10 and 6.1 or an infinite number of pairs of numbers.
59, 61 71, 73
19 + 79, 31 + 67 and 37 + 61
3, 5 5, 7 11, 13 17, 19 29, 31 41, 43 59, 61 71, 73