208525101025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{727}}^1\times {\mathrm{395627}}^1$

素因数の和:396393

約数の個数: 24

約数和(自身を含む): 267855981120

約数和(自身を除く): 59330880095

約数列:

[1, 5, 25, 29, 145, 725, 727, 3635, 18175, 21083, 105415, 395627, 527075, 1978135, 9890675, 11473183, 57365915, 286829575, 287620829, 1438104145, 7190520725, 8341004041, 41705020205, 208525101025]

約数ペア:

[(1, 208525101025), (5, 41705020205), (25, 8341004041), (29, 7190520725), (145, 1438104145), (725, 287620829), (727, 286829575), (3635, 57365915), (18175, 11473183), (21083, 9890675), (105415, 1978135), (395627, 527075)]