81304816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7127}}^1$

素因数の和:7189

約数の個数: 40

約数和(自身を含む): 169703424

約数和(自身を除く): 88398608

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 2852, 5704, 7127, 11408, 14254, 28508, 57016, 114032, 163921, 220937, 327842, 441874, 655684, 883748, 1311368, 1767496, 2622736, 3534992, 5081551, 10163102, 20326204, 40652408, 81304816]

約数ペア:

[(1, 81304816), (2, 40652408), (4, 20326204), (8, 10163102), (16, 5081551), (23, 3534992), (31, 2622736), (46, 1767496), (62, 1311368), (92, 883748), (124, 655684), (184, 441874), (248, 327842), (368, 220937), (496, 163921), (713, 114032), (1426, 57016), (2852, 28508), (5704, 14254), (7127, 11408)]