About the Number

130861640

130861639 ← → 130861641

2進数表記:111110011001100101001001000

漢数字表記:一億三千八十六万千六百四十

素因数分解:

2 3 × 5 1 × 7 1 × 13 1 × 35951 1

素因数の和:35982
約数の個数: 64
約数和(自身を含む): 362396160
約数和(自身を除く): 231534520

約数列:
[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 35951, 71902, 143804, 179755, 251657, 287608, 359510, 467363, 503314, 719020, 934726, 1006628, 1258285, 1438040, 1869452, 2013256, 2336815, 2516570, 3271541, 3738904, 4673630, 5033140, 6543082, 9347260, 10066280, 13086164, 16357705, 18694520, 26172328, 32715410, 65430820, 130861640]

約数ペア:
[(1, 130861640), (2, 65430820), (4, 32715410), (5, 26172328), (7, 18694520), (8, 16357705), (10, 13086164), (13, 10066280), (14, 9347260), (20, 6543082), (26, 5033140), (28, 4673630), (35, 3738904), (40, 3271541), (52, 2516570), (56, 2336815), (65, 2013256), (70, 1869452), (91, 1438040), (104, 1258285), (130, 1006628), (140, 934726), (182, 719020), (260, 503314), (280, 467363), (364, 359510), (455, 287608), (520, 251657), (728, 179755), (910, 143804), (1820, 71902), (3640, 35951)]

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