About the Number

51009780

51009779 ← → 51009781

2進数表記:11000010100101100011110100

漢数字表記:五千百万九千七百八十

素因数分解:

2 2 × 3 1 × 5 1 × 67 1 × 12689 1

素因数の和:12768
約数の個数: 48
約数和(自身を含む): 144970560
約数和(自身を除く): 93960780

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 12689, 25378, 38067, 50756, 63445, 76134, 126890, 152268, 190335, 253780, 380670, 761340, 850163, 1700326, 2550489, 3400652, 4250815, 5100978, 8501630, 10201956, 12752445, 17003260, 25504890, 51009780]

約数ペア:
[(1, 51009780), (2, 25504890), (3, 17003260), (4, 12752445), (5, 10201956), (6, 8501630), (10, 5100978), (12, 4250815), (15, 3400652), (20, 2550489), (30, 1700326), (60, 850163), (67, 761340), (134, 380670), (201, 253780), (268, 190335), (335, 152268), (402, 126890), (670, 76134), (804, 63445), (1005, 50756), (1340, 38067), (2010, 25378), (4020, 12689)]

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