What is the sum of 80 digits to the right of the decimal point of the quotient of 1 divided by 7

What is the sum of 80 digits to the right of the decimal point of the quotient of 1 divided by 7

1 / 7 = 0.142857, the number of cycles is 6
80÷6=13…… two
The result is (1 + 4 + 2 + 8 + 5 + 7) × 13 + 1 + 4 = 356