About the Number

131388576

131388575 ← → 131388577

2進数表記:111110101001101010010100000

漢数字表記:一億三千百三十八万八千五百七十六

素因数分解:

2 5 × 3 1 × 11 2 × 11311 1

素因数の和:11346
約数の個数: 72
約数和(自身を含む): 379132992
約数和(自身を除く): 247744416

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 121, 132, 176, 242, 264, 352, 363, 484, 528, 726, 968, 1056, 1452, 1936, 2904, 3872, 5808, 11311, 11616, 22622, 33933, 45244, 67866, 90488, 124421, 135732, 180976, 248842, 271464, 361952, 373263, 497684, 542928, 746526, 995368, 1085856, 1368631, 1493052, 1990736, 2737262, 2986104, 3981472, 4105893, 5474524, 5972208, 8211786, 10949048, 11944416, 16423572, 21898096, 32847144, 43796192, 65694288, 131388576]

約数ペア:
[(1, 131388576), (2, 65694288), (3, 43796192), (4, 32847144), (6, 21898096), (8, 16423572), (11, 11944416), (12, 10949048), (16, 8211786), (22, 5972208), (24, 5474524), (32, 4105893), (33, 3981472), (44, 2986104), (48, 2737262), (66, 1990736), (88, 1493052), (96, 1368631), (121, 1085856), (132, 995368), (176, 746526), (242, 542928), (264, 497684), (352, 373263), (363, 361952), (484, 271464), (528, 248842), (726, 180976), (968, 135732), (1056, 124421), (1452, 90488), (1936, 67866), (2904, 45244), (3872, 33933), (5808, 22622), (11311, 11616)]

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