78516208

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{258277}}^1$

素因数の和:258304

約数の個数: 20

約数和(自身を含む): 160132360

約数和(自身を除く): 81616152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 258277, 516554, 1033108, 2066216, 4132432, 4907263, 9814526, 19629052, 39258104, 78516208]

約数ペア:

[(1, 78516208), (2, 39258104), (4, 19629052), (8, 9814526), (16, 4907263), (19, 4132432), (38, 2066216), (76, 1033108), (152, 516554), (304, 258277)]