38139925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 51264576

約数和(自身を除く): 13124651

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 2087, 3655, 10435, 18275, 35479, 52175, 89741, 177395, 448705, 886975, 1525597, 2243525, 7627985, 38139925]

約数ペア:

[(1, 38139925), (5, 7627985), (17, 2243525), (25, 1525597), (43, 886975), (85, 448705), (215, 177395), (425, 89741), (731, 52175), (1075, 35479), (2087, 18275), (3655, 10435)]