82445980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{52181}}^1$

素因数の和:52269

約数の個数: 24

約数和(自身を含む): 175331520

約数和(自身を除く): 92885540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 52181, 104362, 208724, 260905, 521810, 1043620, 4122299, 8244598, 16489196, 20611495, 41222990, 82445980]

約数ペア:

[(1, 82445980), (2, 41222990), (4, 20611495), (5, 16489196), (10, 8244598), (20, 4122299), (79, 1043620), (158, 521810), (316, 260905), (395, 208724), (790, 104362), (1580, 52181)]