81979655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{4943}}^1$

素因数の和:5086

約数の個数: 16

約数和(自身を含む): 102518784

約数和(自身を除く): 20539129

約数列:

[1, 5, 31, 107, 155, 535, 3317, 4943, 16585, 24715, 153233, 528901, 766165, 2644505, 16395931, 81979655]

約数ペア:

[(1, 81979655), (5, 16395931), (31, 2644505), (107, 766165), (155, 528901), (535, 153233), (3317, 24715), (4943, 16585)]