68425904

素因数分解:

$2^4\times {\mathrm{1979}}^1\times {\mathrm{2161}}^1$

素因数の和:4148

約数の個数: 20

約数和(自身を含む): 132703560

約数和(自身を除く): 64277656

約数列:

[1, 2, 4, 8, 16, 1979, 2161, 3958, 4322, 7916, 8644, 15832, 17288, 31664, 34576, 4276619, 8553238, 17106476, 34212952, 68425904]

約数ペア:

[(1, 68425904), (2, 34212952), (4, 17106476), (8, 8553238), (16, 4276619), (1979, 34576), (2161, 31664), (3958, 17288), (4322, 15832), (7916, 8644)]