About the Number

131042688

131042687 ← → 131042689

2進数表記:111110011111000110110000000

漢数字表記:一億三千百四万二千六百八十八

素因数分解:

2 7 × 3 1 × 7 1 × 48751 1

素因数の和:48775
約数の個数: 64
約数和(自身を含む): 397816320
約数和(自身を除く): 266773632

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 48751, 97502, 146253, 195004, 292506, 341257, 390008, 585012, 682514, 780016, 1023771, 1170024, 1365028, 1560032, 2047542, 2340048, 2730056, 3120064, 4095084, 4680096, 5460112, 6240128, 8190168, 9360192, 10920224, 16380336, 18720384, 21840448, 32760672, 43680896, 65521344, 131042688]

約数ペア:
[(1, 131042688), (2, 65521344), (3, 43680896), (4, 32760672), (6, 21840448), (7, 18720384), (8, 16380336), (12, 10920224), (14, 9360192), (16, 8190168), (21, 6240128), (24, 5460112), (28, 4680096), (32, 4095084), (42, 3120064), (48, 2730056), (56, 2340048), (64, 2047542), (84, 1560032), (96, 1365028), (112, 1170024), (128, 1023771), (168, 780016), (192, 682514), (224, 585012), (336, 390008), (384, 341257), (448, 292506), (672, 195004), (896, 146253), (1344, 97502), (2688, 48751)]

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