78115972864

素因数分解:

$2^8\times {\mathrm{305140519}}^1$

素因数の和:305140535

約数の個数: 18

約数和(自身を含む): 155926805720

約数和(自身を除く): 77810832856

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 305140519, 610281038, 1220562076, 2441124152, 4882248304, 9764496608, 19528993216, 39057986432, 78115972864]

約数ペア:

[(1, 78115972864), (2, 39057986432), (4, 19528993216), (8, 9764496608), (16, 4882248304), (32, 2441124152), (64, 1220562076), (128, 610281038), (256, 305140519)]