20146375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{3931}}^1$

素因数の和:3987

約数の個数: 16

約数和(自身を含む): 25762464

約数和(自身を除く): 5616089

約数列:

[1, 5, 25, 41, 125, 205, 1025, 3931, 5125, 19655, 98275, 161171, 491375, 805855, 4029275, 20146375]

約数ペア:

[(1, 20146375), (5, 4029275), (25, 805855), (41, 491375), (125, 161171), (205, 98275), (1025, 19655), (3931, 5125)]