30421925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 40818816

約数和(自身を除く): 10396891

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 1523, 3995, 7615, 19975, 25891, 38075, 71581, 129455, 357905, 647275, 1216877, 1789525, 6084385, 30421925]

約数ペア:

[(1, 30421925), (5, 6084385), (17, 1789525), (25, 1216877), (47, 647275), (85, 357905), (235, 129455), (425, 71581), (799, 38075), (1175, 25891), (1523, 19975), (3995, 7615)]