80321342672

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{264214943}}^1$

素因数の和:264214970

約数の個数: 20

約数和(自身を含む): 163813265280

約数和(自身を除く): 83491922608

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 264214943, 528429886, 1056859772, 2113719544, 4227439088, 5020083917, 10040167834, 20080335668, 40160671336, 80321342672]

約数ペア:

[(1, 80321342672), (2, 40160671336), (4, 20080335668), (8, 10040167834), (16, 5020083917), (19, 4227439088), (38, 2113719544), (76, 1056859772), (152, 528429886), (304, 264214943)]