Q: What is the sum of all factors of the number 63,680 excluding 63,680?
A: 88,720
The factors of the number 63,680 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 995, 1592, 1990, 3184, 3980, 6368, 7960, 12736, 15920, 31840, 63680.
If you add them up, you will get the total of 63,768. Now subtract 63,680 to get 88,720