80777968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{265717}}^1$

素因数の和:265744

約数の個数: 20

約数和(自身を含む): 164745160

約数和(自身を除く): 83967192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 265717, 531434, 1062868, 2125736, 4251472, 5048623, 10097246, 20194492, 40388984, 80777968]

約数ペア:

[(1, 80777968), (2, 40388984), (4, 20194492), (8, 10097246), (16, 5048623), (19, 4251472), (38, 2125736), (76, 1062868), (152, 531434), (304, 265717)]