About the Number

51931890

51931889 ← → 51931891

2進数表記:11000110000110101011110010

漢数字表記:五千百九十三万千八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 587 1 × 983 1

素因数の和:1583
約数の個数: 48
約数和(自身を含む): 135390528
約数和(自身を除く): 83458638

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 587, 983, 1174, 1761, 1966, 2935, 2949, 3522, 4915, 5283, 5870, 5898, 8805, 8847, 9830, 10566, 14745, 17610, 17694, 26415, 29490, 44235, 52830, 88470, 577021, 1154042, 1731063, 2885105, 3462126, 5193189, 5770210, 8655315, 10386378, 17310630, 25965945, 51931890]

約数ペア:
[(1, 51931890), (2, 25965945), (3, 17310630), (5, 10386378), (6, 8655315), (9, 5770210), (10, 5193189), (15, 3462126), (18, 2885105), (30, 1731063), (45, 1154042), (90, 577021), (587, 88470), (983, 52830), (1174, 44235), (1761, 29490), (1966, 26415), (2935, 17694), (2949, 17610), (3522, 14745), (4915, 10566), (5283, 9830), (5870, 8847), (5898, 8805)]

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