804914890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{36637}}^1$

素因数の和:36683

約数の個数: 32

約数和(自身を含む): 1569571920

約数和(自身を除く): 764657030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 4394, 10985, 21970, 36637, 73274, 183185, 366370, 476281, 952562, 2381405, 4762810, 6191653, 12383306, 30958265, 61916530, 80491489, 160982978, 402457445, 804914890]

約数ペア:

[(1, 804914890), (2, 402457445), (5, 160982978), (10, 80491489), (13, 61916530), (26, 30958265), (65, 12383306), (130, 6191653), (169, 4762810), (338, 2381405), (845, 952562), (1690, 476281), (2197, 366370), (4394, 183185), (10985, 73274), (21970, 36637)]