Q: What is the sum of all factors of the number 2,550 excluding 2,550?
A: 4,146
The factors of the number 2,550 are: 1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550.
If you add them up, you will get the total of 2,554. Now subtract 2,550 to get 4,146