81170090512

素因数分解:

$2^4\times 7^1\times {\mathrm{724732951}}^1$

素因数の和:724732966

約数の個数: 20

約数和(自身を含む): 179733772096

約数和(自身を除く): 98563681584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 724732951, 1449465902, 2898931804, 5073130657, 5797863608, 10146261314, 11595727216, 20292522628, 40585045256, 81170090512]

約数ペア:

[(1, 81170090512), (2, 40585045256), (4, 20292522628), (7, 11595727216), (8, 10146261314), (14, 5797863608), (16, 5073130657), (28, 2898931804), (56, 1449465902), (112, 724732951)]