71766280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17419}}^1$

素因数の和:17533

約数の個数: 32

約数和(自身を含む): 163051200

約数和(自身を除く): 91284920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 17419, 34838, 69676, 87095, 139352, 174190, 348380, 696760, 1794157, 3588314, 7176628, 8970785, 14353256, 17941570, 35883140, 71766280]

約数ペア:

[(1, 71766280), (2, 35883140), (4, 17941570), (5, 14353256), (8, 8970785), (10, 7176628), (20, 3588314), (40, 1794157), (103, 696760), (206, 348380), (412, 174190), (515, 139352), (824, 87095), (1030, 69676), (2060, 34838), (4120, 17419)]