80587160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{46853}}^1$

素因数の和:46907

約数の個数: 32

約数和(自身を含む): 185541840

約数和(自身を除く): 104954680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 46853, 93706, 187412, 234265, 374824, 468530, 937060, 1874120, 2014679, 4029358, 8058716, 10073395, 16117432, 20146790, 40293580, 80587160]

約数ペア:

[(1, 80587160), (2, 40293580), (4, 20146790), (5, 16117432), (8, 10073395), (10, 8058716), (20, 4029358), (40, 2014679), (43, 1874120), (86, 937060), (172, 468530), (215, 374824), (344, 234265), (430, 187412), (860, 93706), (1720, 46853)]