15912025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 21005600

約数和(自身を除く): 5093575

約数列:

[1, 5, 19, 25, 95, 139, 241, 475, 695, 1205, 2641, 3475, 4579, 6025, 13205, 22895, 33499, 66025, 114475, 167495, 636481, 837475, 3182405, 15912025]

約数ペア:

[(1, 15912025), (5, 3182405), (19, 837475), (25, 636481), (95, 167495), (139, 114475), (241, 66025), (475, 33499), (695, 22895), (1205, 13205), (2641, 6025), (3475, 4579)]