81480112415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{745711}}^1$

素因数の和:745811

約数の個数: 24

約数和(自身を含む): 107928389184

約数和(自身を除く): 26448276769

約数列:

[1, 5, 13, 41, 65, 205, 533, 1681, 2665, 8405, 21853, 109265, 745711, 3728555, 9694243, 30574151, 48471215, 152870755, 397463963, 1253540191, 1987319815, 6267700955, 16296022483, 81480112415]

約数ペア:

[(1, 81480112415), (5, 16296022483), (13, 6267700955), (41, 1987319815), (65, 1253540191), (205, 397463963), (533, 152870755), (1681, 48471215), (2665, 30574151), (8405, 9694243), (21853, 3728555), (109265, 745711)]