22279975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 29016000

約数和(自身を除く): 6736025

約数列:

[1, 5, 25, 29, 79, 145, 389, 395, 725, 1945, 1975, 2291, 9725, 11281, 11455, 30731, 56405, 57275, 153655, 282025, 768275, 891199, 4455995, 22279975]

約数ペア:

[(1, 22279975), (5, 4455995), (25, 891199), (29, 768275), (79, 282025), (145, 153655), (389, 57275), (395, 56405), (725, 30731), (1945, 11455), (1975, 11281), (2291, 9725)]