80811268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{2281}}^1$

素因数の和:2823

約数の個数: 24

約数和(自身を含む): 150091704

約数和(自身を除く): 69280436

約数列:

[1, 2, 4, 17, 34, 68, 521, 1042, 2084, 2281, 4562, 8857, 9124, 17714, 35428, 38777, 77554, 155108, 1188401, 2376802, 4753604, 20202817, 40405634, 80811268]

約数ペア:

[(1, 80811268), (2, 40405634), (4, 20202817), (17, 4753604), (34, 2376802), (68, 1188401), (521, 155108), (1042, 77554), (2084, 38777), (2281, 35428), (4562, 17714), (8857, 9124)]