4067975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 5416320

約数和(自身を除く): 1348345

約数列:

[1, 5, 25, 29, 31, 145, 155, 181, 725, 775, 899, 905, 4495, 4525, 5249, 5611, 22475, 26245, 28055, 131225, 140275, 162719, 813595, 4067975]

約数ペア:

[(1, 4067975), (5, 813595), (25, 162719), (29, 140275), (31, 131225), (145, 28055), (155, 26245), (181, 22475), (725, 5611), (775, 5249), (899, 4525), (905, 4495)]