67891520

素因数分解:

$2^6\times 5^1\times {\mathrm{212161}}^1$

素因数の和:212178

約数の個数: 28

約数和(自身を含む): 161667444

約数和(自身を除く): 93775924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 212161, 424322, 848644, 1060805, 1697288, 2121610, 3394576, 4243220, 6789152, 8486440, 13578304, 16972880, 33945760, 67891520]

約数ペア:

[(1, 67891520), (2, 33945760), (4, 16972880), (5, 13578304), (8, 8486440), (10, 6789152), (16, 4243220), (20, 3394576), (32, 2121610), (40, 1697288), (64, 1060805), (80, 848644), (160, 424322), (320, 212161)]