200644555

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{21221}}^1$

素因数の和:21318

約数の個数: 16

約数和(自身を含む): 252626688

約数和(自身を除く): 51982133

約数列:

[1, 5, 31, 61, 155, 305, 1891, 9455, 21221, 106105, 657851, 1294481, 3289255, 6472405, 40128911, 200644555]

約数ペア:

[(1, 200644555), (5, 40128911), (31, 6472405), (61, 3289255), (155, 1294481), (305, 657851), (1891, 106105), (9455, 21221)]