80161160

素因数分解:

$2^3\times 5^1\times {\mathrm{2004029}}^1$

素因数の和:2004040

約数の個数: 16

約数和(自身を含む): 180362700

約数和(自身を除く): 100201540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2004029, 4008058, 8016116, 10020145, 16032232, 20040290, 40080580, 80161160]

約数ペア:

[(1, 80161160), (2, 40080580), (4, 20040290), (5, 16032232), (8, 10020145), (10, 8016116), (20, 4008058), (40, 2004029)]