Q: What is the sum of all factors of the number 81,320 excluding 81,320?
A: 113,080
The factors of the number 81,320 are: 1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 535, 760, 856, 1070, 2033, 2140, 4066, 4280, 8132, 10165, 16264, 20330, 40660, 81320.
If you add them up, you will get the total of 81,433. Now subtract 81,320 to get 113,080