80911628

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61483}}^1$

素因数の和:61541

約数の個数: 24

約数和(自身を含む): 165268992

約数和(自身を除く): 84357364

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 61483, 122966, 245932, 430381, 860762, 1721524, 2889701, 5779402, 11558804, 20227907, 40455814, 80911628]

約数ペア:

[(1, 80911628), (2, 40455814), (4, 20227907), (7, 11558804), (14, 5779402), (28, 2889701), (47, 1721524), (94, 860762), (188, 430381), (329, 245932), (658, 122966), (1316, 61483)]