81329025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{57073}}^1$

素因数の和:57105

約数の個数: 24

約数和(自身を含む): 141543520

約数和(自身を除く): 60214495

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 57073, 171219, 285365, 856095, 1084387, 1426825, 3253161, 4280475, 5421935, 16265805, 27109675, 81329025]

約数ペア:

[(1, 81329025), (3, 27109675), (5, 16265805), (15, 5421935), (19, 4280475), (25, 3253161), (57, 1426825), (75, 1084387), (95, 856095), (285, 285365), (475, 171219), (1425, 57073)]