Q: What is the sum of all factors of the number 64,520 excluding 64,520?
A: 80,740
The factors of the number 64,520 are: 1, 2, 4, 5, 8, 10, 20, 40, 1613, 3226, 6452, 8065, 12904, 16130, 32260, 64520.
If you add them up, you will get the total of 64,600. Now subtract 64,520 to get 80,740