30844375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2940

約数の個数: 20

約数和(自身を含む): 40824432

約数和(自身を除く): 9980057

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 2903, 10625, 14515, 49351, 72575, 246755, 362875, 1233775, 1814375, 6168875, 30844375]

約数ペア:

[(1, 30844375), (5, 6168875), (17, 1814375), (25, 1233775), (85, 362875), (125, 246755), (425, 72575), (625, 49351), (2125, 14515), (2903, 10625)]