82680212

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{390001}}^1$

素因数の和:390058

約数の個数: 12

約数和(自身を含む): 147420756

約数和(自身を除く): 64740544

約数列:

[1, 2, 4, 53, 106, 212, 390001, 780002, 1560004, 20670053, 41340106, 82680212]

約数ペア:

[(1, 82680212), (2, 41340106), (4, 20670053), (53, 1560004), (106, 780002), (212, 390001)]