id:A015768 - OEIS Search Results

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Numbers n such that phi(n) | sigma_10(n).

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1, 2, 3, 6, 22, 33, 66, 166, 250, 375, 498, 750, 1506, 1826, 5478, 8250, 10375, 10873, 16566, 17762, 20750, 21746, 31125, 32619, 41666, 53286, 62250, 62499, 65238, 98250, 110066, 119603, 124998, 177153, 195382, 228250, 239206 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`sigma_10(n) is the sum of the 10th powers of the divisors of n.`
	CROSSREFS	`Sequence in context: A013155 A007501 A015773 this_sequence A094470 A015764 A015759` `Adjacent sequences: A015765 A015766 A015767 this_sequence A015769 A015770 A015771`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com)`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research