2542225

素因数分解:

$5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 3670400

約数和(自身を除く): 1128175

約数列:

[1, 5, 7, 25, 35, 73, 175, 199, 365, 511, 995, 1393, 1825, 2555, 4975, 6965, 12775, 14527, 34825, 72635, 101689, 363175, 508445, 2542225]

約数ペア:

[(1, 2542225), (5, 508445), (7, 363175), (25, 101689), (35, 72635), (73, 34825), (175, 14527), (199, 12775), (365, 6965), (511, 4975), (995, 2555), (1393, 1825)]