200420205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{310729}}^1$

素因数の和:310780

約数の個数: 16

約数和(自身を含む): 328130880

約数和(自身を除く): 127710675

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 310729, 932187, 1553645, 4660935, 13361347, 40084041, 66806735, 200420205]

約数ペア:

[(1, 200420205), (3, 66806735), (5, 40084041), (15, 13361347), (43, 4660935), (129, 1553645), (215, 932187), (645, 310729)]