2149770025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{6614677}}^1$

素因数の和:6614700

約数の個数: 12

約数和(自身を含む): 2870770252

約数和(自身を除く): 721000227

約数列:

[1, 5, 13, 25, 65, 325, 6614677, 33073385, 85990801, 165366925, 429954005, 2149770025]

約数ペア:

[(1, 2149770025), (5, 429954005), (13, 165366925), (25, 85990801), (65, 33073385), (325, 6614677)]