View Compilation Error

0_0_28534190_174.cpp: In function 'int main()':
0_0_28534190_174.cpp:22:10: error: lvalue required as left operand of assignment
    if(i%m=0)
          ^
0_0_28534190_174.cpp:25:5: error: expected ';' before 'sum'
     sum=0;
     ^