201680565988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1\times {\mathrm{41381}}^1$

素因数の和:42084

約数の個数: 48

約数和(自身を含む): 387430864128

約数和(自身を除く): 185750298140

約数列:

[1, 2, 4, 11, 22, 44, 257, 431, 514, 862, 1028, 1724, 2827, 4741, 5654, 9482, 11308, 18964, 41381, 82762, 110767, 165524, 221534, 443068, 455191, 910382, 1218437, 1820764, 2436874, 4873748, 10634917, 17835211, 21269834, 35670422, 42539668, 71340844, 116984087, 196187321, 233968174, 392374642, 467936348, 784749284, 4583649227, 9167298454, 18334596908, 50420141497, 100840282994, 201680565988]

約数ペア:

[(1, 201680565988), (2, 100840282994), (4, 50420141497), (11, 18334596908), (22, 9167298454), (44, 4583649227), (257, 784749284), (431, 467936348), (514, 392374642), (862, 233968174), (1028, 196187321), (1724, 116984087), (2827, 71340844), (4741, 42539668), (5654, 35670422), (9482, 21269834), (11308, 17835211), (18964, 10634917), (41381, 4873748), (82762, 2436874), (110767, 1820764), (165524, 1218437), (221534, 910382), (443068, 455191)]