2561485

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 3297600

約数和(自身を除く): 736115

約数列:

[1, 5, 19, 59, 95, 295, 457, 1121, 2285, 5605, 8683, 26963, 43415, 134815, 512297, 2561485]

約数ペア:

[(1, 2561485), (5, 512297), (19, 134815), (59, 43415), (95, 26963), (295, 8683), (457, 5605), (1121, 2285)]