80470888

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1049}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 155232000

約数和(自身を除く): 74761112

約数列:

[1, 2, 4, 8, 43, 86, 172, 223, 344, 446, 892, 1049, 1784, 2098, 4196, 8392, 9589, 19178, 38356, 45107, 76712, 90214, 180428, 233927, 360856, 467854, 935708, 1871416, 10058861, 20117722, 40235444, 80470888]

約数ペア:

[(1, 80470888), (2, 40235444), (4, 20117722), (8, 10058861), (43, 1871416), (86, 935708), (172, 467854), (223, 360856), (344, 233927), (446, 180428), (892, 90214), (1049, 76712), (1784, 45107), (2098, 38356), (4196, 19178), (8392, 9589)]