83646980

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{43117}}^1$

素因数の和:43223

約数の個数: 24

約数和(自身を含む): 177473688

約数和(自身を除く): 93826708

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 43117, 86234, 172468, 215585, 431170, 862340, 4182349, 8364698, 16729396, 20911745, 41823490, 83646980]

約数ペア:

[(1, 83646980), (2, 41823490), (4, 20911745), (5, 16729396), (10, 8364698), (20, 4182349), (97, 862340), (194, 431170), (388, 215585), (485, 172468), (970, 86234), (1940, 43117)]