129306040

素因数分解:

$2^3\times 5^1\times {\mathrm{3232651}}^1$

素因数の和:3232662

約数の個数: 16

約数和(自身を含む): 290938680

約数和(自身を除く): 161632640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3232651, 6465302, 12930604, 16163255, 25861208, 32326510, 64653020, 129306040]

約数ペア:

[(1, 129306040), (2, 64653020), (4, 32326510), (5, 25861208), (8, 16163255), (10, 12930604), (20, 6465302), (40, 3232651)]