212, 106, 100, 53, 25, 20 and 4 are all factors of 5300
The factors of 21 that add up to 8 are 1 and 7.
factors of 30 that add to 17 are 2 and 15
15 and 4 are the factors of 120 that add up to 19.
115
Add them up. The factors of 9 are 1, 3 and 9. The sum of the factors is 13.
The factors of 21 that add up to 8 are 1 and 7.
None. Factors don't add, they multiply.
The factors of 8 are 1, 2, 4, and 8. The factors that add up to 10 are 2 and 8.
Factors multiply. The same set of numbers won't add up to both 140 and 240, but 120 and 20 are factors of 240 that total 140.
It wasn't me, but I would have come up with 33. The four factors of 33 add up to 48.
-1005
167
268
factors of 30 that add to 17 are 2 and 15
The four factors of 33 add up to 48.
47
212