Q: What is the sum of all factors of the number 67,580 excluding 67,580?
A: 80,260
The factors of the number 67,580 are: 1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 1090, 2180, 3379, 6758, 13516, 16895, 33790, 67580.
If you add them up, you will get the total of 67,660. Now subtract 67,580 to get 80,260