86312540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{44491}}^1$

素因数の和:44597

約数の個数: 24

約数和(自身を含む): 183129072

約数和(自身を除く): 96816532

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 44491, 88982, 177964, 222455, 444910, 889820, 4315627, 8631254, 17262508, 21578135, 43156270, 86312540]

約数ペア:

[(1, 86312540), (2, 43156270), (4, 21578135), (5, 17262508), (10, 8631254), (20, 4315627), (97, 889820), (194, 444910), (388, 222455), (485, 177964), (970, 88982), (1940, 44491)]