85604 ÷ 5 = 17120 R4
No problem, we've got 85604 and 5 for the division.

Step 1:
5 goes into 8 1 times with a remainder of 3.
Write down 1 as next digit of of the result. 
Result so far: 1
Subtract 5 from 8 to get 3.
Bring next digit (5) of the dividend behind the 3 and repeat the process: 35 / 5

Step 2:
5 goes into 35 7 times with a remainder of 0.
Write down 7 as next digit of of the result. 
Result so far: 17
Subtract 35 from 35 to get 0.
Bring next digit (6) of the dividend behind the 0 and repeat the process: 6 / 5

Step 3:
5 goes into 6 1 times with a remainder of 1.
Write down 1 as next digit of of the result. 
Result so far: 171
Subtract 5 from 6 to get 1.
Bring next digit (0) of the dividend behind the 1 and repeat the process: 10 / 5

Step 4:
5 goes into 10 2 times with a remainder of 0.
Write down 2 as next digit of of the result. 
Result so far: 1712
Subtract 10 from 10 to get 0.
Bring next digit (4) of the dividend behind the 0 and repeat the process: 4 / 5

Step 5:
5 goes into 4 0 times with a remainder of 4.
Write down 0 as next digit of of the result. 
Result so far: 17120
Subtract 0 from 4 to get 4.

The final result is 17120 with a remainder of 4.