About the Number

81008046

81008045 ← → 81008047

2進数表記:100110101000001010110101110

漢数字表記:八千百万八千四十六

素因数分解:

2 1 × 3 3 × 7 1 × 41 1 × 5227 1

素因数の和:5286
約数の個数: 64
約数和(自身を含む): 210792960
約数和(自身を除く): 129784914

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 123, 126, 189, 246, 287, 369, 378, 574, 738, 861, 1107, 1722, 2214, 2583, 5166, 5227, 7749, 10454, 15498, 15681, 31362, 36589, 47043, 73178, 94086, 109767, 141129, 214307, 219534, 282258, 329301, 428614, 642921, 658602, 987903, 1285842, 1500149, 1928763, 1975806, 3000298, 3857526, 4500447, 5786289, 9000894, 11572578, 13501341, 27002682, 40504023, 81008046]

約数ペア:
[(1, 81008046), (2, 40504023), (3, 27002682), (6, 13501341), (7, 11572578), (9, 9000894), (14, 5786289), (18, 4500447), (21, 3857526), (27, 3000298), (41, 1975806), (42, 1928763), (54, 1500149), (63, 1285842), (82, 987903), (123, 658602), (126, 642921), (189, 428614), (246, 329301), (287, 282258), (369, 219534), (378, 214307), (574, 141129), (738, 109767), (861, 94086), (1107, 73178), (1722, 47043), (2214, 36589), (2583, 31362), (5166, 15681), (5227, 15498), (7749, 10454)]

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