80626828

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{491627}}^1$

素因数の和:491672

約数の個数: 12

約数和(自身を含む): 144538632

約数和(自身を除く): 63911804

約数列:

[1, 2, 4, 41, 82, 164, 491627, 983254, 1966508, 20156707, 40313414, 80626828]

約数ペア:

[(1, 80626828), (2, 40313414), (4, 20156707), (41, 1966508), (82, 983254), (164, 491627)]