20012133075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{36809}}^1$

素因数の和:37492

約数の個数: 48

約数和(自身を含む): 36150364800

約数和(自身を除く): 16138231725

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 659, 825, 1977, 3295, 7249, 9885, 16475, 21747, 36245, 36809, 49425, 108735, 110427, 181225, 184045, 404899, 543675, 552135, 920225, 1214697, 2024495, 2760675, 6073485, 10122475, 24257131, 30367425, 72771393, 121285655, 266828441, 363856965, 606428275, 800485323, 1334142205, 1819284825, 4002426615, 6670711025, 20012133075]

約数ペア:

[(1, 20012133075), (3, 6670711025), (5, 4002426615), (11, 1819284825), (15, 1334142205), (25, 800485323), (33, 606428275), (55, 363856965), (75, 266828441), (165, 121285655), (275, 72771393), (659, 30367425), (825, 24257131), (1977, 10122475), (3295, 6073485), (7249, 2760675), (9885, 2024495), (16475, 1214697), (21747, 920225), (36245, 552135), (36809, 543675), (49425, 404899), (108735, 184045), (110427, 181225)]