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A083873
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Primitive abundant numbers that set a new record for number of divisors.
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0
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20, 70, 272, 550, 945, 1575, 3465, 15015, 47025, 81081, 153153, 692835, 1851759, 3633903, 6084351, 22309287, 95009481, 131339637, 277272567, 1321122231, 1516844043, 5391411025, 28816162375, 40342627325
(list; graph; refs; listen; history; internal format)
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