1285157075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{81727}}^1$

素因数の和:81791

約数の個数: 24

約数和(自身を含む): 1732960512

約数和(自身を除く): 447803437

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 3145, 15725, 81727, 408635, 1389359, 2043175, 3023899, 6946795, 15119495, 34733975, 51406283, 75597475, 257031415, 1285157075]

約数ペア:

[(1, 1285157075), (5, 257031415), (17, 75597475), (25, 51406283), (37, 34733975), (85, 15119495), (185, 6946795), (425, 3023899), (629, 2043175), (925, 1389359), (3145, 408635), (15725, 81727)]