205708510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^2\times {\mathrm{277}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 428862816

約数和(自身を除く): 223154306

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 277, 515, 554, 721, 1030, 1385, 1442, 1939, 2770, 3605, 3878, 7210, 9695, 10609, 19390, 21218, 28531, 53045, 57062, 74263, 106090, 142655, 148526, 199717, 285310, 371315, 399434, 742630, 998585, 1997170, 2938693, 5877386, 14693465, 20570851, 29386930, 41141702, 102854255, 205708510]

約数ペア:

[(1, 205708510), (2, 102854255), (5, 41141702), (7, 29386930), (10, 20570851), (14, 14693465), (35, 5877386), (70, 2938693), (103, 1997170), (206, 998585), (277, 742630), (515, 399434), (554, 371315), (721, 285310), (1030, 199717), (1385, 148526), (1442, 142655), (1939, 106090), (2770, 74263), (3605, 57062), (3878, 53045), (7210, 28531), (9695, 21218), (10609, 19390)]