74390725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1549}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 98598600

約数和(自身を除く): 24207875

約数列:

[1, 5, 17, 25, 85, 113, 425, 565, 1549, 1921, 2825, 7745, 9605, 26333, 38725, 48025, 131665, 175037, 658325, 875185, 2975629, 4375925, 14878145, 74390725]

約数ペア:

[(1, 74390725), (5, 14878145), (17, 4375925), (25, 2975629), (85, 875185), (113, 658325), (425, 175037), (565, 131665), (1549, 48025), (1921, 38725), (2825, 26333), (7745, 9605)]