7626291280

素因数分解:

$2^4\times 5^1\times {\mathrm{8161}}^1\times {\mathrm{11681}}^1$

素因数の和:19855

約数の個数: 40

約数和(自身を含む): 17734818024

約数和(自身を除く): 10108526744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8161, 11681, 16322, 23362, 32644, 40805, 46724, 58405, 65288, 81610, 93448, 116810, 130576, 163220, 186896, 233620, 326440, 467240, 652880, 934480, 95328641, 190657282, 381314564, 476643205, 762629128, 953286410, 1525258256, 1906572820, 3813145640, 7626291280]

約数ペア:

[(1, 7626291280), (2, 3813145640), (4, 1906572820), (5, 1525258256), (8, 953286410), (10, 762629128), (16, 476643205), (20, 381314564), (40, 190657282), (80, 95328641), (8161, 934480), (11681, 652880), (16322, 467240), (23362, 326440), (32644, 233620), (40805, 186896), (46724, 163220), (58405, 130576), (65288, 116810), (81610, 93448)]