4780975

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 18

約数和(自身を含む): 6156600

約数和(自身を除く): 1375625

約数列:

[1, 5, 25, 31, 155, 199, 775, 961, 995, 4805, 4975, 6169, 24025, 30845, 154225, 191239, 956195, 4780975]

約数ペア:

[(1, 4780975), (5, 956195), (25, 191239), (31, 154225), (155, 30845), (199, 24025), (775, 6169), (961, 4975), (995, 4805)]