22390525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 28998144

約数和(自身を除く): 6607619

約数列:

[1, 5, 25, 31, 155, 167, 173, 775, 835, 865, 4175, 4325, 5177, 5363, 25885, 26815, 28891, 129425, 134075, 144455, 722275, 895621, 4478105, 22390525]

約数ペア:

[(1, 22390525), (5, 4478105), (25, 895621), (31, 722275), (155, 144455), (167, 134075), (173, 129425), (775, 28891), (835, 26815), (865, 25885), (4175, 5363), (4325, 5177)]