Discussion on: Write a script to find "Perfect Numbers"

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Replies for: I wrote this script 3 years ago. def perfect_number(num): su = 0 for i in range(1, num): if num % i == 0: su += i ...

Translate yours in Ruby.

def sum_divisions(n)
  (1...n).select{|i| n % i == 0}.sum
end

def perfect_number?(n)
  n == sum_divisions(n)
end

(1..10_000).each do |i|
  puts "#{i} is perfect" if perfect_number?(i)
end