66763240

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{2381}}^1$

素因数の和:3093

約数の個数: 32

約数和(自身を含む): 150494760

約数和(自身を除く): 83731520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 2381, 2804, 3505, 4762, 5608, 7010, 9524, 11905, 14020, 19048, 23810, 28040, 47620, 95240, 1669081, 3338162, 6676324, 8345405, 13352648, 16690810, 33381620, 66763240]

約数ペア:

[(1, 66763240), (2, 33381620), (4, 16690810), (5, 13352648), (8, 8345405), (10, 6676324), (20, 3338162), (40, 1669081), (701, 95240), (1402, 47620), (2381, 28040), (2804, 23810), (3505, 19048), (4762, 14020), (5608, 11905), (7010, 9524)]