Q: What is the sum of all factors of the number 78,520 excluding 78,520?
A: 113,000
The factors of the number 78,520 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 151, 260, 302, 520, 604, 755, 1208, 1510, 1963, 3020, 3926, 6040, 7852, 9815, 15704, 19630, 39260, 78520.
If you add them up, you will get the total of 78,633. Now subtract 78,520 to get 113,000