82904125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 110747520

約数和(自身を除く): 27843395

約数列:

[1, 5, 19, 25, 67, 95, 125, 335, 475, 521, 1273, 1675, 2375, 2605, 6365, 8375, 9899, 13025, 31825, 34907, 49495, 65125, 159125, 174535, 247475, 663233, 872675, 1237375, 3316165, 4363375, 16580825, 82904125]

約数ペア:

[(1, 82904125), (5, 16580825), (19, 4363375), (25, 3316165), (67, 1237375), (95, 872675), (125, 663233), (335, 247475), (475, 174535), (521, 159125), (1273, 65125), (1675, 49495), (2375, 34907), (2605, 31825), (6365, 13025), (8375, 9899)]