About the Number

51991008

51991007 ← → 51991009

2進数表記:11000110010101000111100000

漢数字表記:五千百九十九万千八

素因数分解:

2 5 × 3 1 × 491 1 × 1103 1

素因数の和:1607
約数の個数: 48
約数和(自身を含む): 136878336
約数和(自身を除く): 84887328

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 491, 982, 1103, 1473, 1964, 2206, 2946, 3309, 3928, 4412, 5892, 6618, 7856, 8824, 11784, 13236, 15712, 17648, 23568, 26472, 35296, 47136, 52944, 105888, 541573, 1083146, 1624719, 2166292, 3249438, 4332584, 6498876, 8665168, 12997752, 17330336, 25995504, 51991008]

約数ペア:
[(1, 51991008), (2, 25995504), (3, 17330336), (4, 12997752), (6, 8665168), (8, 6498876), (12, 4332584), (16, 3249438), (24, 2166292), (32, 1624719), (48, 1083146), (96, 541573), (491, 105888), (982, 52944), (1103, 47136), (1473, 35296), (1964, 26472), (2206, 23568), (2946, 17648), (3309, 15712), (3928, 13236), (4412, 11784), (5892, 8824), (6618, 7856)]

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