god damn solution out there
IntuitionApproachComplexity
Time complexity:

Space complexity:
Code
# Intuition
<!-- Describe your first thoughts on how to solve this problem. -->

# Approach
<!-- Describe your approach to solving the problem. -->

# Complexity
- Time complexity:
<!-- Add your time complexity here, e.g. $$O(n)$$ -->

- Space complexity:
<!-- Add your space complexity here, e.g. $$O(n)$$ -->

# Code
```cpp []
class Solution {
public:
    int sumOfSquares(vector<int>& nums) {
        int total = 0;
        int n = nums.size();
        for(int i=1;i<=n;i++){
            int val = nums[i-1];
            if(n%i==0){
                total += val*val;
            }
        }
        return total;
    }
};
```
['C++']