About the Number

12809850

12809849 ← → 12809851

2進数表記:110000110111011001111010

漢数字表記:千二百八十万九千八百五十

素因数分解:

2 1 × 3 1 × 5 2 × 23 1 × 47 1 × 79 1

素因数の和:164
約数の個数: 96
約数和(自身を含む): 34283520
約数和(自身を除く): 21473670

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 47, 50, 69, 75, 79, 94, 115, 138, 141, 150, 158, 230, 235, 237, 282, 345, 395, 470, 474, 575, 690, 705, 790, 1081, 1150, 1175, 1185, 1410, 1725, 1817, 1975, 2162, 2350, 2370, 3243, 3450, 3525, 3634, 3713, 3950, 5405, 5451, 5925, 6486, 7050, 7426, 9085, 10810, 10902, 11139, 11850, 16215, 18170, 18565, 22278, 27025, 27255, 32430, 37130, 45425, 54050, 54510, 55695, 81075, 85399, 90850, 92825, 111390, 136275, 162150, 170798, 185650, 256197, 272550, 278475, 426995, 512394, 556950, 853990, 1280985, 2134975, 2561970, 4269950, 6404925, 12809850]

約数ペア:
[(1, 12809850), (2, 6404925), (3, 4269950), (5, 2561970), (6, 2134975), (10, 1280985), (15, 853990), (23, 556950), (25, 512394), (30, 426995), (46, 278475), (47, 272550), (50, 256197), (69, 185650), (75, 170798), (79, 162150), (94, 136275), (115, 111390), (138, 92825), (141, 90850), (150, 85399), (158, 81075), (230, 55695), (235, 54510), (237, 54050), (282, 45425), (345, 37130), (395, 32430), (470, 27255), (474, 27025), (575, 22278), (690, 18565), (705, 18170), (790, 16215), (1081, 11850), (1150, 11139), (1175, 10902), (1185, 10810), (1410, 9085), (1725, 7426), (1817, 7050), (1975, 6486), (2162, 5925), (2350, 5451), (2370, 5405), (3243, 3950), (3450, 3713), (3525, 3634)]

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