180874568

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{12281}}^1$

素因数の和:12557

約数の個数: 32

約数和(自身を含む): 389093760

約数和(自身を除く): 208219192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1841, 2104, 3682, 7364, 12281, 14728, 24562, 49124, 85967, 98248, 171934, 343868, 687736, 3229903, 6459806, 12919612, 22609321, 25839224, 45218642, 90437284, 180874568]

約数ペア:

[(1, 180874568), (2, 90437284), (4, 45218642), (7, 25839224), (8, 22609321), (14, 12919612), (28, 6459806), (56, 3229903), (263, 687736), (526, 343868), (1052, 171934), (1841, 98248), (2104, 85967), (3682, 49124), (7364, 24562), (12281, 14728)]