90146025

素因数分解:

$3^2\times 5^2\times {\mathrm{521}}^1\times {\mathrm{769}}^1$

素因数の和:1306

約数の個数: 36

約数和(自身を含む): 161981820

約数和(自身を除く): 71835795

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 521, 769, 1563, 2307, 2605, 3845, 4689, 6921, 7815, 11535, 13025, 19225, 23445, 34605, 39075, 57675, 117225, 173025, 400649, 1201947, 2003245, 3605841, 6009735, 10016225, 18029205, 30048675, 90146025]

約数ペア:

[(1, 90146025), (3, 30048675), (5, 18029205), (9, 10016225), (15, 6009735), (25, 3605841), (45, 2003245), (75, 1201947), (225, 400649), (521, 173025), (769, 117225), (1563, 57675), (2307, 39075), (2605, 34605), (3845, 23445), (4689, 19225), (6921, 13025), (7815, 11535)]