27Nov/092
Amicable Numbers
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The numbers 220 and 284 are known as amicable numbers. The reason is the sum of the proper divisions of 220 equals 284 and what is even more interesting is the sum of the proper divisors of 284 equals 220.
So far about 100 pairs of amicable numbers are known. Can you find some in four digits?
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March 30th, 2010 - 18:23
My name is Piter Jankovich. oOnly want to tell, that your blog is really cool
And want to ask you: is this blog your hobby?
P.S. Sorry for my bad english
December 1st, 2009 - 16:42
1184 & 1210
2620 & 2924
5020 & 5564
6232 & 6368
are the sets of 4 digit amicable no.’s