Q: What is the sum of all factors of the number 8,625 excluding 8,625?
A: 6,351
The factors of the number 8,625 are: 1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2875, 8625.
If you add them up, you will get the total of 8,631. Now subtract 8,625 to get 6,351