About the Number

87145030

87145029 ← → 87145031

2進数表記:101001100011011101001000110

漢数字表記:八千七百十四万五千三十

素因数分解:

2 1 × 5 1 × 7 2 × 31 1 × 5737 1

素因数の和:5789
約数の個数: 48
約数和(自身を含む): 188390016
約数和(自身を除く): 101244986

約数列:
[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1519, 2170, 3038, 5737, 7595, 11474, 15190, 28685, 40159, 57370, 80318, 177847, 200795, 281113, 355694, 401590, 562226, 889235, 1244929, 1405565, 1778470, 2489858, 2811130, 6224645, 8714503, 12449290, 17429006, 43572515, 87145030]

約数ペア:
[(1, 87145030), (2, 43572515), (5, 17429006), (7, 12449290), (10, 8714503), (14, 6224645), (31, 2811130), (35, 2489858), (49, 1778470), (62, 1405565), (70, 1244929), (98, 889235), (155, 562226), (217, 401590), (245, 355694), (310, 281113), (434, 200795), (490, 177847), (1085, 80318), (1519, 57370), (2170, 40159), (3038, 28685), (5737, 15190), (7595, 11474)]

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