4, 2 and 1
-172
Factors multiply, like 4 and 6 or 3 and 8 or 2 and 12.
-10 and 2 -12 and 4 -20 and 12
-102
That sounds like two different questions. The factors for -144 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144 and their negatives. The prime factors are 2 and 3. -16 and 9 add up to -7.
The factors of 21 that add up to 8 are 1 and 7.
7 and 1 are two factors of seven. 7+1=8
7 and -8
The 8 factors of 56 are 1, 2, 4, 7, 8, 14, 28, and 56. 2 and 8 add up to 10. Also, 1, 2, and 7 add up to 10.
-57
The factors of 8 are 1, 2, 4, and 8. The factors that add up to 10 are 2 and 8.
Factors of 250 that add up to 8 = 1 + 2 + 5
113
They are: -2-8 = -10
8 and 5
They are 8 and 6
-172