About the Number

201561190

201561189 ← → 201561191

2進数表記:1100000000111001010001100110

漢数字表記:二億百五十六万千百九十

素因数分解:

2 1 × 5 1 × 23 1 × 71 1 × 12343 1

素因数の和:12444
約数の個数: 32
約数和(自身を含む): 383947776
約数和(自身を除く): 182386586

約数列:
[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 12343, 16330, 24686, 61715, 123430, 283889, 567778, 876353, 1419445, 1752706, 2838890, 4381765, 8763530, 20156119, 40312238, 100780595, 201561190]

約数ペア:
[(1, 201561190), (2, 100780595), (5, 40312238), (10, 20156119), (23, 8763530), (46, 4381765), (71, 2838890), (115, 1752706), (142, 1419445), (230, 876353), (355, 567778), (710, 283889), (1633, 123430), (3266, 61715), (8165, 24686), (12343, 16330)]

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