30281025

素因数分解:

$3^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1571}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 50291424

約数和(自身を除く): 20010399

約数列:

[1, 3, 5, 15, 25, 75, 257, 771, 1285, 1571, 3855, 4713, 6425, 7855, 19275, 23565, 39275, 117825, 403747, 1211241, 2018735, 6056205, 10093675, 30281025]

約数ペア:

[(1, 30281025), (3, 10093675), (5, 6056205), (15, 2018735), (25, 1211241), (75, 403747), (257, 117825), (771, 39275), (1285, 23565), (1571, 19275), (3855, 7855), (4713, 6425)]