4x^64-4=4(x^64-1)=4(x³²-1)(x³²+1)=4(x^16-1)(x^16+1)(x³²+1)=4(x^8-1)(x^8+1)(x^16+1)(x³²+1)=4(x⁴-1)(x⁴+1)(x^8+1)(x^16+1)(x³²+1)=4(x²-1)(x²+1)(x⁴+1)(x^8+1)(x^16+1)(x³²+1)=4(x-1)(x+1)(x²+1)(x⁴+1)(x^8+1)(x^16+1)(x³²+1)
3x^128-3=3(x^128-1)=3(x^64-1)(x^64+1)=3(x³²-1)(x³²+1)(x^64+1)=3(x^16-1)(x^16+1)(x³²+1)(x^64+1)=3(x^8-1)(x^8+1)(x^16+1)(x³²+1)(x^64+1)=3(x⁴-1)(x⁴+1)(x^8+1)(x^16+1)(x³²+1)(x^64+1)=3(x²-1)(x²+1((x⁴+1)(x^8+1)(x^16+1)(x³²+1)(x^64+1)=6(x-1)(x+1)(x²+1)(x⁴+1)(x^8+1)(x^16+1)(x³²+1)(x^64+1)