55237025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 72075000

約数和(自身を除く): 16837975

約数列:

[1, 5, 25, 29, 61, 145, 305, 725, 1249, 1525, 1769, 6245, 8845, 31225, 36221, 44225, 76189, 181105, 380945, 905525, 1904725, 2209481, 11047405, 55237025]

約数ペア:

[(1, 55237025), (5, 11047405), (25, 2209481), (29, 1904725), (61, 905525), (145, 380945), (305, 181105), (725, 76189), (1249, 44225), (1525, 36221), (1769, 31225), (6245, 8845)]