About the Number

200512140

200512139 ← → 200512141

2進数表記:1011111100111001001010001100

漢数字表記:二億五十一万二千百四十

素因数分解:

2 2 × 3 1 × 5 1 × 41 1 × 81509 1

素因数の和:81562
約数の個数: 48
約数和(自身を含む): 575134560
約数和(自身を除く): 374622420

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 81509, 163018, 244527, 326036, 407545, 489054, 815090, 978108, 1222635, 1630180, 2445270, 3341869, 4890540, 6683738, 10025607, 13367476, 16709345, 20051214, 33418690, 40102428, 50128035, 66837380, 100256070, 200512140]

約数ペア:
[(1, 200512140), (2, 100256070), (3, 66837380), (4, 50128035), (5, 40102428), (6, 33418690), (10, 20051214), (12, 16709345), (15, 13367476), (20, 10025607), (30, 6683738), (41, 4890540), (60, 3341869), (82, 2445270), (123, 1630180), (164, 1222635), (205, 978108), (246, 815090), (410, 489054), (492, 407545), (615, 326036), (820, 244527), (1230, 163018), (2460, 81509)]

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