133890620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{80657}}^1$

素因数の和:80749

約数の個数: 24

約数和(自身を含む): 284561424

約数和(自身を除く): 150670804

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 80657, 161314, 322628, 403285, 806570, 1613140, 6694531, 13389062, 26778124, 33472655, 66945310, 133890620]

約数ペア:

[(1, 133890620), (2, 66945310), (4, 33472655), (5, 26778124), (10, 13389062), (20, 6694531), (83, 1613140), (166, 806570), (332, 403285), (415, 322628), (830, 161314), (1660, 80657)]