20346591025

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{811}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 26152701120

約数和(自身を除く): 5806110095

約数列:

[1, 5, 25, 59, 73, 233, 295, 365, 811, 1165, 1475, 1825, 4055, 4307, 5825, 13747, 17009, 20275, 21535, 47849, 59203, 68735, 85045, 107675, 188963, 239245, 296015, 343675, 425225, 944815, 1003531, 1196225, 1480075, 3492977, 4724075, 5017655, 11148817, 13794299, 17464885, 25088275, 55744085, 68971495, 87324425, 278720425, 344857475, 813863641, 4069318205, 20346591025]

約数ペア:

[(1, 20346591025), (5, 4069318205), (25, 813863641), (59, 344857475), (73, 278720425), (233, 87324425), (295, 68971495), (365, 55744085), (811, 25088275), (1165, 17464885), (1475, 13794299), (1825, 11148817), (4055, 5017655), (4307, 4724075), (5825, 3492977), (13747, 1480075), (17009, 1196225), (20275, 1003531), (21535, 944815), (47849, 425225), (59203, 343675), (68735, 296015), (85045, 239245), (107675, 188963)]