131080360

素因数分解:

$2^3\times 5^1\times {\mathrm{3277009}}^1$

素因数の和:3277020

約数の個数: 16

約数和(自身を含む): 294930900

約数和(自身を除く): 163850540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3277009, 6554018, 13108036, 16385045, 26216072, 32770090, 65540180, 131080360]

約数ペア:

[(1, 131080360), (2, 65540180), (4, 32770090), (5, 26216072), (8, 16385045), (10, 13108036), (20, 6554018), (40, 3277009)]