About the Number

31142080

31142079 ← → 31142081

2進数表記:1110110110011000011000000

漢数字表記:三千百十四万二千八十

素因数分解:

2 6 × 5 1 × 307 1 × 317 1

素因数の和:641
約数の個数: 56
約数和(自身を含む): 74633328
約数和(自身を除く): 43491248

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 307, 317, 320, 614, 634, 1228, 1268, 1535, 1585, 2456, 2536, 3070, 3170, 4912, 5072, 6140, 6340, 9824, 10144, 12280, 12680, 19648, 20288, 24560, 25360, 49120, 50720, 97319, 98240, 101440, 194638, 389276, 486595, 778552, 973190, 1557104, 1946380, 3114208, 3892760, 6228416, 7785520, 15571040, 31142080]

約数ペア:
[(1, 31142080), (2, 15571040), (4, 7785520), (5, 6228416), (8, 3892760), (10, 3114208), (16, 1946380), (20, 1557104), (32, 973190), (40, 778552), (64, 486595), (80, 389276), (160, 194638), (307, 101440), (317, 98240), (320, 97319), (614, 50720), (634, 49120), (1228, 25360), (1268, 24560), (1535, 20288), (1585, 19648), (2456, 12680), (2536, 12280), (3070, 10144), (3170, 9824), (4912, 6340), (5072, 6140)]

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