68108816

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{80317}}^1$

素因数の和:80378

約数の個数: 20

約数和(自身を含む): 134452332

約数和(自身を除く): 66343516

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 80317, 160634, 321268, 642536, 1285072, 4256801, 8513602, 17027204, 34054408, 68108816]

約数ペア:

[(1, 68108816), (2, 34054408), (4, 17027204), (8, 8513602), (16, 4256801), (53, 1285072), (106, 642536), (212, 321268), (424, 160634), (848, 80317)]