51161800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{8821}}^1$

素因数の和:8866

約数の個数: 48

約数和(自身を含む): 123066900

約数和(自身を除く): 71905100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 8821, 17642, 35284, 44105, 70568, 88210, 176420, 220525, 255809, 352840, 441050, 511618, 882100, 1023236, 1279045, 1764200, 2046472, 2558090, 5116180, 6395225, 10232360, 12790450, 25580900, 51161800]

約数ペア:

[(1, 51161800), (2, 25580900), (4, 12790450), (5, 10232360), (8, 6395225), (10, 5116180), (20, 2558090), (25, 2046472), (29, 1764200), (40, 1279045), (50, 1023236), (58, 882100), (100, 511618), (116, 441050), (145, 352840), (200, 255809), (232, 220525), (290, 176420), (580, 88210), (725, 70568), (1160, 44105), (1450, 35284), (2900, 17642), (5800, 8821)]