About the Number

81009072

81009071 ← → 81009073

2進数表記:100110101000001100110110000

漢数字表記:八千百万九千七十二

素因数分解:

2 4 × 3 4 × 62507 1

素因数の和:62527
約数の個数: 50
約数和(自身を含む): 234467508
約数和(自身を除く): 153458436

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 62507, 125014, 187521, 250028, 375042, 500056, 562563, 750084, 1000112, 1125126, 1500168, 1687689, 2250252, 3000336, 3375378, 4500504, 5063067, 6750756, 9001008, 10126134, 13501512, 20252268, 27003024, 40504536, 81009072]

約数ペア:
[(1, 81009072), (2, 40504536), (3, 27003024), (4, 20252268), (6, 13501512), (8, 10126134), (9, 9001008), (12, 6750756), (16, 5063067), (18, 4500504), (24, 3375378), (27, 3000336), (36, 2250252), (48, 1687689), (54, 1500168), (72, 1125126), (81, 1000112), (108, 750084), (144, 562563), (162, 500056), (216, 375042), (324, 250028), (432, 187521), (648, 125014), (1296, 62507)]

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