2320625

素因数分解:

$5^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 20

約数和(自身を含む): 2999040

約数和(自身を除く): 678415

約数列:

[1, 5, 25, 47, 79, 125, 235, 395, 625, 1175, 1975, 3713, 5875, 9875, 18565, 29375, 49375, 92825, 464125, 2320625]

約数ペア:

[(1, 2320625), (5, 464125), (25, 92825), (47, 49375), (79, 29375), (125, 18565), (235, 9875), (395, 5875), (625, 3713), (1175, 1975)]