19675129025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{27138109}}^1$

素因数の和:27138148

約数の個数: 12

約数和(自身を含む): 25238442300

約数和(自身を除く): 5563313275

約数列:

[1, 5, 25, 29, 145, 725, 27138109, 135690545, 678452725, 787005161, 3935025805, 19675129025]

約数ペア:

[(1, 19675129025), (5, 3935025805), (25, 787005161), (29, 678452725), (145, 135690545), (725, 27138109)]