88520780

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{5471}}^1$

素因数の和:6289

約数の個数: 24

約数和(自身を含む): 186157440

約数和(自身を除く): 97636660

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 5471, 8090, 10942, 16180, 21884, 27355, 54710, 109420, 4426039, 8852078, 17704156, 22130195, 44260390, 88520780]

約数ペア:

[(1, 88520780), (2, 44260390), (4, 22130195), (5, 17704156), (10, 8852078), (20, 4426039), (809, 109420), (1618, 54710), (3236, 27355), (4045, 21884), (5471, 16180), (8090, 10942)]