81159472

素因数分解:

$2^4\times {\mathrm{1307}}^1\times {\mathrm{3881}}^1$

素因数の和:5196

約数の個数: 20

約数和(自身を含む): 157407336

約数和(自身を除く): 76247864

約数列:

[1, 2, 4, 8, 16, 1307, 2614, 3881, 5228, 7762, 10456, 15524, 20912, 31048, 62096, 5072467, 10144934, 20289868, 40579736, 81159472]

約数ペア:

[(1, 81159472), (2, 40579736), (4, 20289868), (8, 10144934), (16, 5072467), (1307, 62096), (2614, 31048), (3881, 20912), (5228, 15524), (7762, 10456)]