About the Number

129885000

129884999 ← → 129885001

2進数表記:111101111011110001101001000

漢数字表記:一億二千九百八十八万五千

素因数分解:

2 3 × 3 1 × 5 4 × 7 1 × 1237 1

素因数の和:1273
約数の個数: 160
約数和(自身を含む): 464101440
約数和(自身を除く): 334216440

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 625, 700, 750, 840, 875, 1000, 1050, 1237, 1250, 1400, 1500, 1750, 1875, 2100, 2474, 2500, 2625, 3000, 3500, 3711, 3750, 4200, 4375, 4948, 5000, 5250, 6185, 7000, 7422, 7500, 8659, 8750, 9896, 10500, 12370, 13125, 14844, 15000, 17318, 17500, 18555, 21000, 24740, 25977, 26250, 29688, 30925, 34636, 35000, 37110, 43295, 49480, 51954, 52500, 61850, 69272, 74220, 86590, 92775, 103908, 105000, 123700, 129885, 148440, 154625, 173180, 185550, 207816, 216475, 247400, 259770, 309250, 346360, 371100, 432950, 463875, 519540, 618500, 649425, 742200, 773125, 865900, 927750, 1039080, 1082375, 1237000, 1298850, 1546250, 1731800, 1855500, 2164750, 2319375, 2597700, 3092500, 3247125, 3711000, 4329500, 4638750, 5195400, 5411875, 6185000, 6494250, 8659000, 9277500, 10823750, 12988500, 16235625, 18555000, 21647500, 25977000, 32471250, 43295000, 64942500, 129885000]

約数ペア:
[(1, 129885000), (2, 64942500), (3, 43295000), (4, 32471250), (5, 25977000), (6, 21647500), (7, 18555000), (8, 16235625), (10, 12988500), (12, 10823750), (14, 9277500), (15, 8659000), (20, 6494250), (21, 6185000), (24, 5411875), (25, 5195400), (28, 4638750), (30, 4329500), (35, 3711000), (40, 3247125), (42, 3092500), (50, 2597700), (56, 2319375), (60, 2164750), (70, 1855500), (75, 1731800), (84, 1546250), (100, 1298850), (105, 1237000), (120, 1082375), (125, 1039080), (140, 927750), (150, 865900), (168, 773125), (175, 742200), (200, 649425), (210, 618500), (250, 519540), (280, 463875), (300, 432950), (350, 371100), (375, 346360), (420, 309250), (500, 259770), (525, 247400), (600, 216475), (625, 207816), (700, 185550), (750, 173180), (840, 154625), (875, 148440), (1000, 129885), (1050, 123700), (1237, 105000), (1250, 103908), (1400, 92775), (1500, 86590), (1750, 74220), (1875, 69272), (2100, 61850), (2474, 52500), (2500, 51954), (2625, 49480), (3000, 43295), (3500, 37110), (3711, 35000), (3750, 34636), (4200, 30925), (4375, 29688), (4948, 26250), (5000, 25977), (5250, 24740), (6185, 21000), (7000, 18555), (7422, 17500), (7500, 17318), (8659, 15000), (8750, 14844), (9896, 13125), (10500, 12370)]

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