About the Number

200913090

200913089 ← → 200913091

2進数表記:1011111110011011000011000010

漢数字表記:二億九十一万三千九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 149 1 × 6421 1

素因数の和:6587
約数の個数: 64
約数和(自身を含む): 554860800
約数和(自身を除く): 353947710

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 149, 210, 298, 447, 745, 894, 1043, 1490, 2086, 2235, 3129, 4470, 5215, 6258, 6421, 10430, 12842, 15645, 19263, 31290, 32105, 38526, 44947, 64210, 89894, 96315, 134841, 192630, 224735, 269682, 449470, 674205, 956729, 1348410, 1913458, 2870187, 4783645, 5740374, 6697103, 9567290, 13394206, 14350935, 20091309, 28701870, 33485515, 40182618, 66971030, 100456545, 200913090]

約数ペア:
[(1, 200913090), (2, 100456545), (3, 66971030), (5, 40182618), (6, 33485515), (7, 28701870), (10, 20091309), (14, 14350935), (15, 13394206), (21, 9567290), (30, 6697103), (35, 5740374), (42, 4783645), (70, 2870187), (105, 1913458), (149, 1348410), (210, 956729), (298, 674205), (447, 449470), (745, 269682), (894, 224735), (1043, 192630), (1490, 134841), (2086, 96315), (2235, 89894), (3129, 64210), (4470, 44947), (5215, 38526), (6258, 32105), (6421, 31290), (10430, 19263), (12842, 15645)]

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