205768945

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1\times {\mathrm{839}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 249500160

約数和(自身を除く): 43731215

約数列:

[1, 5, 181, 271, 839, 905, 1355, 4195, 49051, 151859, 227369, 245255, 759295, 1136845, 41153789, 205768945]

約数ペア:

[(1, 205768945), (5, 41153789), (181, 1136845), (271, 759295), (839, 245255), (905, 227369), (1355, 151859), (4195, 49051)]