67745128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1979}}^1$

素因数の和:2385

約数の個数: 32

約数和(自身を含む): 138996000

約数和(自身を除く): 71250872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 389, 778, 1556, 1979, 3112, 3958, 4279, 7916, 8558, 15832, 17116, 21769, 34232, 43538, 87076, 174152, 769831, 1539662, 3079324, 6158648, 8468141, 16936282, 33872564, 67745128]

約数ペア:

[(1, 67745128), (2, 33872564), (4, 16936282), (8, 8468141), (11, 6158648), (22, 3079324), (44, 1539662), (88, 769831), (389, 174152), (778, 87076), (1556, 43538), (1979, 34232), (3112, 21769), (3958, 17116), (4279, 15832), (7916, 8558)]