Q: What is the sum of all factors of the number 78,680 excluding 78,680?
A: 124,360
The factors of the number 78,680 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1124, 1405, 1967, 2248, 2810, 3934, 5620, 7868, 9835, 11240, 15736, 19670, 39340, 78680.
If you add them up, you will get the total of 78,804. Now subtract 78,680 to get 124,360