About the Number

128701664

128701663 ← → 128701665

2進数表記:111101010111101010011100000

漢数字表記:一億二千八百七十万千六百六十四

素因数分解:

2 5 × 7 1 × 13 1 × 193 1 × 229 1

素因数の和:452
約数の個数: 96
約数和(自身を含む): 314838720
約数和(自身を除く): 186137056

約数列:
[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 193, 208, 224, 229, 364, 386, 416, 458, 728, 772, 916, 1351, 1456, 1544, 1603, 1832, 2509, 2702, 2912, 2977, 3088, 3206, 3664, 5018, 5404, 5954, 6176, 6412, 7328, 10036, 10808, 11908, 12824, 17563, 20072, 20839, 21616, 23816, 25648, 35126, 40144, 41678, 43232, 44197, 47632, 51296, 70252, 80288, 83356, 88394, 95264, 140504, 166712, 176788, 281008, 309379, 333424, 353576, 562016, 574561, 618758, 666848, 707152, 1149122, 1237516, 1414304, 2298244, 2475032, 4021927, 4596488, 4950064, 8043854, 9192976, 9900128, 16087708, 18385952, 32175416, 64350832, 128701664]

約数ペア:
[(1, 128701664), (2, 64350832), (4, 32175416), (7, 18385952), (8, 16087708), (13, 9900128), (14, 9192976), (16, 8043854), (26, 4950064), (28, 4596488), (32, 4021927), (52, 2475032), (56, 2298244), (91, 1414304), (104, 1237516), (112, 1149122), (182, 707152), (193, 666848), (208, 618758), (224, 574561), (229, 562016), (364, 353576), (386, 333424), (416, 309379), (458, 281008), (728, 176788), (772, 166712), (916, 140504), (1351, 95264), (1456, 88394), (1544, 83356), (1603, 80288), (1832, 70252), (2509, 51296), (2702, 47632), (2912, 44197), (2977, 43232), (3088, 41678), (3206, 40144), (3664, 35126), (5018, 25648), (5404, 23816), (5954, 21616), (6176, 20839), (6412, 20072), (7328, 17563), (10036, 12824), (10808, 11908)]

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