About the Number

49942144

49942143 ← → 49942145

2進数表記:10111110100000111010000000

漢数字表記:四千九百九十四万二千百四十四

素因数分解:

2 7 × 7 1 × 139 1 × 401 1

素因数の和:561
約数の個数: 64
約数和(自身を含む): 114811200
約数和(自身を除く): 64869056

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 278, 401, 448, 556, 802, 896, 973, 1112, 1604, 1946, 2224, 2807, 3208, 3892, 4448, 5614, 6416, 7784, 8896, 11228, 12832, 15568, 17792, 22456, 25664, 31136, 44912, 51328, 55739, 62272, 89824, 111478, 124544, 179648, 222956, 359296, 390173, 445912, 780346, 891824, 1560692, 1783648, 3121384, 3567296, 6242768, 7134592, 12485536, 24971072, 49942144]

約数ペア:
[(1, 49942144), (2, 24971072), (4, 12485536), (7, 7134592), (8, 6242768), (14, 3567296), (16, 3121384), (28, 1783648), (32, 1560692), (56, 891824), (64, 780346), (112, 445912), (128, 390173), (139, 359296), (224, 222956), (278, 179648), (401, 124544), (448, 111478), (556, 89824), (802, 62272), (896, 55739), (973, 51328), (1112, 44912), (1604, 31136), (1946, 25664), (2224, 22456), (2807, 17792), (3208, 15568), (3892, 12832), (4448, 11228), (5614, 8896), (6416, 7784)]

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