Q: What is the sum of all factors of the number 12,800 including 12,800?
A: 31,713
The factors of the number 12,800 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 12800.
If you add them up, you will get the total of 31,713.