May 04, 2015 · Sum of even numbers from 1 to 100 formula | Sum of first n even numbers formula - Duration: 4:48. Smart Study for Career 96,988 views The sum of divisors of a number, excluding the number itself, is called its aliquot sum, so a perfect number is one that is equal to its aliquot sum.Equivalently, a perfect number is a number that is half the sum of all of its positive divisors including itself; in symbols, σ 1 (n) = 2n where σ 1 is the sum-of-divisors function.
Match anywehre in the key (m//) So, in the above example '@b/#2', the 'b' portion would expand to 'biz' and 2 would be the index into the array, so all records would have the value of 'c' Simiarly, @f/b would have values 1, 2, and 3 You can escape / with a \.
Jun 21, 2012 · What is the sum of all perfect square numbers from 1 to 50? and 1 to 100 too? please help me i need the answer right away..many thanks. Respuesta Guardar. 3 respuestas.