68320808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{10453}}^1$

素因数の和:10521

約数の個数: 32

約数和(自身を含む): 137992800

約数和(自身を除く): 69671992

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 10453, 20906, 41812, 83624, 198607, 397214, 449479, 794428, 898958, 1588856, 1797916, 3595832, 8540101, 17080202, 34160404, 68320808]

約数ペア:

[(1, 68320808), (2, 34160404), (4, 17080202), (8, 8540101), (19, 3595832), (38, 1797916), (43, 1588856), (76, 898958), (86, 794428), (152, 449479), (172, 397214), (344, 198607), (817, 83624), (1634, 41812), (3268, 20906), (6536, 10453)]