25601320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37649}}^1$

素因数の和:37677

約数の個数: 32

約数和(自身を含む): 60993000

約数和(自身を除く): 35391680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37649, 75298, 150596, 188245, 301192, 376490, 640033, 752980, 1280066, 1505960, 2560132, 3200165, 5120264, 6400330, 12800660, 25601320]

約数ペア:

[(1, 25601320), (2, 12800660), (4, 6400330), (5, 5120264), (8, 3200165), (10, 2560132), (17, 1505960), (20, 1280066), (34, 752980), (40, 640033), (68, 376490), (85, 301192), (136, 188245), (170, 150596), (340, 75298), (680, 37649)]