81882656

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 167650560

約数和(自身を除く): 85767904

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 197, 248, 394, 419, 496, 788, 838, 992, 1576, 1676, 3152, 3352, 6107, 6304, 6704, 12214, 12989, 13408, 24428, 25978, 48856, 51956, 82543, 97712, 103912, 165086, 195424, 207824, 330172, 415648, 660344, 1320688, 2558833, 2641376, 5117666, 10235332, 20470664, 40941328, 81882656]

約数ペア:

[(1, 81882656), (2, 40941328), (4, 20470664), (8, 10235332), (16, 5117666), (31, 2641376), (32, 2558833), (62, 1320688), (124, 660344), (197, 415648), (248, 330172), (394, 207824), (419, 195424), (496, 165086), (788, 103912), (838, 97712), (992, 82543), (1576, 51956), (1676, 48856), (3152, 25978), (3352, 24428), (6107, 13408), (6304, 12989), (6704, 12214)]