206391182975

素因数分解:

$5^2\times {\mathrm{127}}^1\times {\mathrm{65005097}}^1$

素因数の和:65005234

約数の個数: 12

約数和(自身を含む): 257940228864

約数和(自身を除く): 51549045889

約数列:

[1, 5, 25, 127, 635, 3175, 65005097, 325025485, 1625127425, 8255647319, 41278236595, 206391182975]

約数ペア:

[(1, 206391182975), (5, 41278236595), (25, 8255647319), (127, 1625127425), (635, 325025485), (3175, 65005097)]