201557375

素因数分解:

$5^3\times {\mathrm{1249}}^1\times {\mathrm{1291}}^1$

素因数の和:2555

約数の個数: 16

約数和(自身を含む): 251940000

約数和(自身を除く): 50382625

約数列:

[1, 5, 25, 125, 1249, 1291, 6245, 6455, 31225, 32275, 156125, 161375, 1612459, 8062295, 40311475, 201557375]

約数ペア:

[(1, 201557375), (5, 40311475), (25, 8062295), (125, 1612459), (1249, 161375), (1291, 156125), (6245, 32275), (6455, 31225)]