80930960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91967}}^1$

素因数の和:91991

約数の個数: 40

約数和(自身を含む): 205272576

約数和(自身を除く): 124341616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 91967, 183934, 367868, 459835, 735736, 919670, 1011637, 1471472, 1839340, 2023274, 3678680, 4046548, 5058185, 7357360, 8093096, 10116370, 16186192, 20232740, 40465480, 80930960]

約数ペア:

[(1, 80930960), (2, 40465480), (4, 20232740), (5, 16186192), (8, 10116370), (10, 8093096), (11, 7357360), (16, 5058185), (20, 4046548), (22, 3678680), (40, 2023274), (44, 1839340), (55, 1471472), (80, 1011637), (88, 919670), (110, 735736), (176, 459835), (220, 367868), (440, 183934), (880, 91967)]