25778245

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1452

約数の個数: 16

約数和(自身を含む): 32256000

約数和(自身を除く): 6477755

約数列:

[1, 5, 29, 139, 145, 695, 1279, 4031, 6395, 20155, 37091, 177781, 185455, 888905, 5155649, 25778245]

約数ペア:

[(1, 25778245), (5, 5155649), (29, 888905), (139, 185455), (145, 177781), (695, 37091), (1279, 20155), (4031, 6395)]