81349535

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{4091}}^1$

素因数の和:4234

約数の個数: 16

約数和(自身を含む): 101056032

約数和(自身を除く): 19706497

約数列:

[1, 5, 41, 97, 205, 485, 3977, 4091, 19885, 20455, 167731, 396827, 838655, 1984135, 16269907, 81349535]

約数ペア:

[(1, 81349535), (5, 16269907), (41, 1984135), (97, 838655), (205, 396827), (485, 167731), (3977, 20455), (4091, 19885)]