Amicable pairs: Difference between revisions

Rather than populating an array with the sum of the proper divisors and then searching, the approach here performscalculates anthem directon testthe fly as needed, saving memory, and atavoiding a minimal penalty in execution speed, even though about 25% more calls are madenoticeable tolag sumf()on thanprogram wouldstartup beon requiredthe simplyancient tosystems initializethat anhosted arrayPL/I-80.