20125909528

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{1009}}^1\times {\mathrm{80429}}^1$

素因数の和:81475

約数の個数: 32

約数和(自身を含む): 38992464000

約数和(自身を除く): 18866554472

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 1009, 2018, 4036, 8072, 31279, 62558, 80429, 125116, 160858, 250232, 321716, 643432, 2493299, 4986598, 9973196, 19946392, 81152861, 162305722, 324611444, 649222888, 2515738691, 5031477382, 10062954764, 20125909528]

約数ペア:

[(1, 20125909528), (2, 10062954764), (4, 5031477382), (8, 2515738691), (31, 649222888), (62, 324611444), (124, 162305722), (248, 81152861), (1009, 19946392), (2018, 9973196), (4036, 4986598), (8072, 2493299), (31279, 643432), (62558, 321716), (80429, 250232), (125116, 160858)]