1666
Factors of 550 that add up to 1,116 = 1 + 2 + 5 + 10 + 11 + 22 + 25 + 50 + 55 + 110 + 275 + 550
The distinct prime factors of 550 are 2, 5 and 11. They add up to 18.
550 degrees.
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.