About the Number

81373248

81373247 ← → 81373249

2進数表記:100110110011010100001000000

漢数字表記:八千百三十七万三千二百四十八

素因数分解:

2 6 × 3 4 × 11 1 × 1427 1

素因数の和:1462
約数の個数: 140
約数和(自身を含む): 263328912
約数和(自身を除く): 181955664

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 192, 198, 216, 264, 288, 297, 324, 352, 396, 432, 528, 576, 594, 648, 704, 792, 864, 891, 1056, 1188, 1296, 1427, 1584, 1728, 1782, 2112, 2376, 2592, 2854, 3168, 3564, 4281, 4752, 5184, 5708, 6336, 7128, 8562, 9504, 11416, 12843, 14256, 15697, 17124, 19008, 22832, 25686, 28512, 31394, 34248, 38529, 45664, 47091, 51372, 57024, 62788, 68496, 77058, 91328, 94182, 102744, 115587, 125576, 136992, 141273, 154116, 188364, 205488, 231174, 251152, 273984, 282546, 308232, 376728, 410976, 423819, 462348, 502304, 565092, 616464, 753456, 821952, 847638, 924696, 1004608, 1130184, 1232928, 1271457, 1506912, 1695276, 1849392, 2260368, 2465856, 2542914, 3013824, 3390552, 3698784, 4520736, 5085828, 6781104, 7397568, 9041472, 10171656, 13562208, 20343312, 27124416, 40686624, 81373248]

約数ペア:
[(1, 81373248), (2, 40686624), (3, 27124416), (4, 20343312), (6, 13562208), (8, 10171656), (9, 9041472), (11, 7397568), (12, 6781104), (16, 5085828), (18, 4520736), (22, 3698784), (24, 3390552), (27, 3013824), (32, 2542914), (33, 2465856), (36, 2260368), (44, 1849392), (48, 1695276), (54, 1506912), (64, 1271457), (66, 1232928), (72, 1130184), (81, 1004608), (88, 924696), (96, 847638), (99, 821952), (108, 753456), (132, 616464), (144, 565092), (162, 502304), (176, 462348), (192, 423819), (198, 410976), (216, 376728), (264, 308232), (288, 282546), (297, 273984), (324, 251152), (352, 231174), (396, 205488), (432, 188364), (528, 154116), (576, 141273), (594, 136992), (648, 125576), (704, 115587), (792, 102744), (864, 94182), (891, 91328), (1056, 77058), (1188, 68496), (1296, 62788), (1427, 57024), (1584, 51372), (1728, 47091), (1782, 45664), (2112, 38529), (2376, 34248), (2592, 31394), (2854, 28512), (3168, 25686), (3564, 22832), (4281, 19008), (4752, 17124), (5184, 15697), (5708, 14256), (6336, 12843), (7128, 11416), (8562, 9504)]

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