2580388855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{660791}}^1$

素因数の和:660878

約数の個数: 16

約数和(自身を含む): 3425545728

約数和(自身を除く): 845156873

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 660791, 3303955, 7268701, 36343505, 46916161, 234580805, 516077771, 2580388855]

約数ペア:

[(1, 2580388855), (5, 516077771), (11, 234580805), (55, 46916161), (71, 36343505), (355, 7268701), (781, 3303955), (3905, 660791)]