68125525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2161}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 91954184

約数和(自身を除く): 23828659

約数列:

[1, 5, 13, 25, 65, 97, 325, 485, 1261, 2161, 2425, 6305, 10805, 28093, 31525, 54025, 140465, 209617, 702325, 1048085, 2725021, 5240425, 13625105, 68125525]

約数ペア:

[(1, 68125525), (5, 13625105), (13, 5240425), (25, 2725021), (65, 1048085), (97, 702325), (325, 209617), (485, 140465), (1261, 54025), (2161, 31525), (2425, 28093), (6305, 10805)]