About the Number

81542700

81542699 ← → 81542701

2進数表記:100110111000011111000101100

漢数字表記:八千百五十四万二千七百

素因数分解:

2 2 × 3 4 × 5 2 × 10067 1

素因数の和:10093
約数の個数: 90
約数和(自身を含む): 264355476
約数和(自身を除く): 182812776

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 10067, 20134, 30201, 40268, 50335, 60402, 90603, 100670, 120804, 151005, 181206, 201340, 251675, 271809, 302010, 362412, 453015, 503350, 543618, 604020, 755025, 815427, 906030, 1006700, 1087236, 1359045, 1510050, 1630854, 1812060, 2265075, 2718090, 3020100, 3261708, 4077135, 4530150, 5436180, 6795225, 8154270, 9060300, 13590450, 16308540, 20385675, 27180900, 40771350, 81542700]

約数ペア:
[(1, 81542700), (2, 40771350), (3, 27180900), (4, 20385675), (5, 16308540), (6, 13590450), (9, 9060300), (10, 8154270), (12, 6795225), (15, 5436180), (18, 4530150), (20, 4077135), (25, 3261708), (27, 3020100), (30, 2718090), (36, 2265075), (45, 1812060), (50, 1630854), (54, 1510050), (60, 1359045), (75, 1087236), (81, 1006700), (90, 906030), (100, 815427), (108, 755025), (135, 604020), (150, 543618), (162, 503350), (180, 453015), (225, 362412), (270, 302010), (300, 271809), (324, 251675), (405, 201340), (450, 181206), (540, 151005), (675, 120804), (810, 100670), (900, 90603), (1350, 60402), (1620, 50335), (2025, 40268), (2700, 30201), (4050, 20134), (8100, 10067)]

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