About the Number

105664640

105664639 ← → 105664641

2進数表記:110010011000101000010000000

漢数字表記:一億五百六十六万四千六百四十

素因数分解:

2 7 × 5 1 × 107 1 × 1543 1

素因数の和:1669
約数の個数: 64
約数和(自身を含む): 255130560
約数和(自身を除く): 149465920

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 535, 640, 856, 1070, 1543, 1712, 2140, 3086, 3424, 4280, 6172, 6848, 7715, 8560, 12344, 13696, 15430, 17120, 24688, 30860, 34240, 49376, 61720, 68480, 98752, 123440, 165101, 197504, 246880, 330202, 493760, 660404, 825505, 987520, 1320808, 1651010, 2641616, 3302020, 5283232, 6604040, 10566464, 13208080, 21132928, 26416160, 52832320, 105664640]

約数ペア:
[(1, 105664640), (2, 52832320), (4, 26416160), (5, 21132928), (8, 13208080), (10, 10566464), (16, 6604040), (20, 5283232), (32, 3302020), (40, 2641616), (64, 1651010), (80, 1320808), (107, 987520), (128, 825505), (160, 660404), (214, 493760), (320, 330202), (428, 246880), (535, 197504), (640, 165101), (856, 123440), (1070, 98752), (1543, 68480), (1712, 61720), (2140, 49376), (3086, 34240), (3424, 30860), (4280, 24688), (6172, 17120), (6848, 15430), (7715, 13696), (8560, 12344)]

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