Q: What is the sum of all factors of the number 25,280 excluding 25,280?
A: 35,680
The factors of the number 25,280 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6320, 12640, 25280.
If you add them up, you will get the total of 25,315. Now subtract 25,280 to get 35,680