80607575

素因数分解:

$5^2\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 102005376

約数和(自身を除く): 21397801

約数列:

[1, 5, 25, 131, 151, 163, 655, 755, 815, 3275, 3775, 4075, 19781, 21353, 24613, 98905, 106765, 123065, 494525, 533825, 615325, 3224303, 16121515, 80607575]

約数ペア:

[(1, 80607575), (5, 16121515), (25, 3224303), (131, 615325), (151, 533825), (163, 494525), (655, 123065), (755, 106765), (815, 98905), (3275, 24613), (3775, 21353), (4075, 19781)]