About the Number

164021728

164021727 ← → 164021729

2進数表記:1001110001101100010111100000

漢数字表記:一億六千四百二万千七百二十八

素因数分解:

2 5 × 13 1 × 47 1 × 8389 1

素因数の和:8459
約数の個数: 48
約数和(自身を含む): 355199040
約数和(自身を除く): 191177312

約数列:
[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1222, 1504, 2444, 4888, 8389, 9776, 16778, 19552, 33556, 67112, 109057, 134224, 218114, 268448, 394283, 436228, 788566, 872456, 1577132, 1744912, 3154264, 3489824, 5125679, 6308528, 10251358, 12617056, 20502716, 41005432, 82010864, 164021728]

約数ペア:
[(1, 164021728), (2, 82010864), (4, 41005432), (8, 20502716), (13, 12617056), (16, 10251358), (26, 6308528), (32, 5125679), (47, 3489824), (52, 3154264), (94, 1744912), (104, 1577132), (188, 872456), (208, 788566), (376, 436228), (416, 394283), (611, 268448), (752, 218114), (1222, 134224), (1504, 109057), (2444, 67112), (4888, 33556), (8389, 19552), (9776, 16778)]

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