diff options
| author | Charles <sircharlesaze@gmail.com> | 2019-08-11 22:41:34 +0200 |
|---|---|---|
| committer | Charles <sircharlesaze@gmail.com> | 2019-08-11 22:41:34 +0200 |
| commit | 1879caa1dd80cb11dd62403663917ad4bf7cc68e (patch) | |
| tree | ea41c6dd83a9f9bbfe0a891237674342de92d533 /python/021-amicable_numbers.py | |
| parent | 6b16d921543a62d880171791d39bcc58560785fa (diff) | |
| download | project_euler-1879caa1dd80cb11dd62403663917ad4bf7cc68e.tar.gz project_euler-1879caa1dd80cb11dd62403663917ad4bf7cc68e.tar.bz2 project_euler-1879caa1dd80cb11dd62403663917ad4bf7cc68e.zip | |
rename all file with 3 zero padding
Diffstat (limited to 'python/021-amicable_numbers.py')
| -rw-r--r-- | python/021-amicable_numbers.py | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/python/021-amicable_numbers.py b/python/021-amicable_numbers.py new file mode 100644 index 0000000..6f89986 --- /dev/null +++ b/python/021-amicable_numbers.py @@ -0,0 +1,13 @@ +from helper.numbers import proper_divisors + + +amicable_nums = [] +for a in range(1, 10_000): + if a in amicable_nums: + continue + + b = sum(proper_divisors(a)) + if a != b and sum(proper_divisors(b)) == a: + amicable_nums.extend([a, b]) + +print(sum(amicable_nums)) |