51455404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 123282432

約数和(自身を除く): 71827028

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 71, 77, 91, 142, 143, 154, 181, 182, 284, 286, 308, 362, 364, 497, 572, 724, 781, 923, 994, 1001, 1267, 1562, 1846, 1988, 1991, 2002, 2353, 2534, 3124, 3692, 3982, 4004, 4706, 5068, 5467, 6461, 7964, 9412, 10153, 10934, 12851, 12922, 13937, 16471, 20306, 21868, 25702, 25844, 25883, 27874, 32942, 40612, 51404, 51766, 55748, 65884, 71071, 89957, 103532, 141361, 142142, 167063, 179914, 181181, 282722, 284284, 334126, 359828, 362362, 565444, 668252, 724724, 989527, 1169441, 1837693, 1979054, 2338882, 3675386, 3958108, 4677764, 7350772, 12863851, 25727702, 51455404]

約数ペア:

[(1, 51455404), (2, 25727702), (4, 12863851), (7, 7350772), (11, 4677764), (13, 3958108), (14, 3675386), (22, 2338882), (26, 1979054), (28, 1837693), (44, 1169441), (52, 989527), (71, 724724), (77, 668252), (91, 565444), (142, 362362), (143, 359828), (154, 334126), (181, 284284), (182, 282722), (284, 181181), (286, 179914), (308, 167063), (362, 142142), (364, 141361), (497, 103532), (572, 89957), (724, 71071), (781, 65884), (923, 55748), (994, 51766), (1001, 51404), (1267, 40612), (1562, 32942), (1846, 27874), (1988, 25883), (1991, 25844), (2002, 25702), (2353, 21868), (2534, 20306), (3124, 16471), (3692, 13937), (3982, 12922), (4004, 12851), (4706, 10934), (5068, 10153), (5467, 9412), (6461, 7964)]