128575250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{30253}}^1$

素因数の和:30287

約数の個数: 32

約数和(自身を含む): 254859696

約数和(自身を除く): 126284446

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 30253, 60506, 151265, 302530, 514301, 756325, 1028602, 1512650, 2571505, 3781625, 5143010, 7563250, 12857525, 25715050, 64287625, 128575250]

約数ペア:

[(1, 128575250), (2, 64287625), (5, 25715050), (10, 12857525), (17, 7563250), (25, 5143010), (34, 3781625), (50, 2571505), (85, 1512650), (125, 1028602), (170, 756325), (250, 514301), (425, 302530), (850, 151265), (2125, 60506), (4250, 30253)]