18545554225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{2539}}^1\times {\mathrm{26561}}^1$

素因数の和:29121

約数の個数: 24

約数和(自身を含む): 25097902560

約数和(自身を除く): 6552348335

約数列:

[1, 5, 11, 25, 55, 275, 2539, 12695, 26561, 27929, 63475, 132805, 139645, 292171, 664025, 698225, 1460855, 7304275, 67438379, 337191895, 741822169, 1685959475, 3709110845, 18545554225]

約数ペア:

[(1, 18545554225), (5, 3709110845), (11, 1685959475), (25, 741822169), (55, 337191895), (275, 67438379), (2539, 7304275), (12695, 1460855), (26561, 698225), (27929, 664025), (63475, 292171), (132805, 139645)]