30857025

素因数分解:

$3^1\times 5^2\times {\mathrm{467}}^1\times {\mathrm{881}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 51184224

約数和(自身を除く): 20327199

約数列:

[1, 3, 5, 15, 25, 75, 467, 881, 1401, 2335, 2643, 4405, 7005, 11675, 13215, 22025, 35025, 66075, 411427, 1234281, 2057135, 6171405, 10285675, 30857025]

約数ペア:

[(1, 30857025), (3, 10285675), (5, 6171405), (15, 2057135), (25, 1234281), (75, 411427), (467, 66075), (881, 35025), (1401, 22025), (2335, 13215), (2643, 11675), (4405, 7005)]