সংকলিত অংকের বিভাজ্যতা

Find all two-digit number that is divisible by the sum of its digits and whose last digit is $3$. What is the sum of those numbers?

Number Theory Divisibility BdMO

7 Upvotes 6 Downvotes

Attempt 1677

Solve 1564

First Solve Azad_01