Q: What is the sum of all factors of the number 1,875 excluding 1,875?
A: 1,249
The factors of the number 1,875 are: 1, 3, 5, 15, 25, 75, 125, 375, 625, 1875.
If you add them up, you will get the total of 1,876. Now subtract 1,875 to get 1,249