24 lines
379 B
Python
24 lines
379 B
Python
# amicable pairs
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from functools import reduce
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import util
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target = 31626
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r = 10000
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amicable_numbers = []
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for i in range(1, r + 1):
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s = util.sum_proper_divisors(i)
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if (s != i and util.sum_proper_divisors(s) == i):
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amicable_numbers.append(i)
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sum_amicables = reduce(lambda x, y: x + y, amicable_numbers)
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print(sum_amicables)
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print(sum_amicables == target)
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