68506568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{15319}}^1$

素因数の和:15381

約数の個数: 32

約数和(自身を含む): 141556800

約数和(自身を除く): 73050232

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 15319, 30638, 61276, 122552, 199147, 398294, 658717, 796588, 1317434, 1593176, 2634868, 5269736, 8563321, 17126642, 34253284, 68506568]

約数ペア:

[(1, 68506568), (2, 34253284), (4, 17126642), (8, 8563321), (13, 5269736), (26, 2634868), (43, 1593176), (52, 1317434), (86, 796588), (104, 658717), (172, 398294), (344, 199147), (559, 122552), (1118, 61276), (2236, 30638), (4472, 15319)]