82279640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47837}}^1$

素因数の和:47891

約数の個数: 32

約数和(自身を含む): 189438480

約数和(自身を除く): 107158840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 47837, 95674, 191348, 239185, 382696, 478370, 956740, 1913480, 2056991, 4113982, 8227964, 10284955, 16455928, 20569910, 41139820, 82279640]

約数ペア:

[(1, 82279640), (2, 41139820), (4, 20569910), (5, 16455928), (8, 10284955), (10, 8227964), (20, 4113982), (40, 2056991), (43, 1913480), (86, 956740), (172, 478370), (215, 382696), (344, 239185), (430, 191348), (860, 95674), (1720, 47837)]