Q: What is the sum of all factors of the number 67,990 excluding 67,990?
A: 64,058
The factors of the number 67,990 are: 1, 2, 5, 10, 13, 26, 65, 130, 523, 1046, 2615, 5230, 6799, 13598, 33995, 67990.
If you add them up, you will get the total of 68,054. Now subtract 67,990 to get 64,058