158988575

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 201060048

約数和(自身を除く): 42071473

約数列:

[1, 5, 25, 83, 193, 397, 415, 965, 1985, 2075, 4825, 9925, 16019, 32951, 76621, 80095, 164755, 383105, 400475, 823775, 1915525, 6359543, 31797715, 158988575]

約数ペア:

[(1, 158988575), (5, 31797715), (25, 6359543), (83, 1915525), (193, 823775), (397, 400475), (415, 383105), (965, 164755), (1985, 80095), (2075, 76621), (4825, 32951), (9925, 16019)]