2247640025

素因数分解:

$5^2\times {\mathrm{4201}}^1\times {\mathrm{21401}}^1$

素因数の和:25612

約数の個数: 12

約数和(自身を含む): 2787867324

約数和(自身を除く): 540227299

約数列:

[1, 5, 25, 4201, 21005, 21401, 105025, 107005, 535025, 89905601, 449528005, 2247640025]

約数ペア:

[(1, 2247640025), (5, 449528005), (25, 89905601), (4201, 535025), (21005, 107005), (21401, 105025)]