56517136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 123742080

約数和(自身を除く): 67224944

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 71, 86, 89, 104, 142, 172, 178, 208, 284, 344, 356, 559, 568, 688, 712, 923, 1118, 1136, 1157, 1424, 1846, 2236, 2314, 3053, 3692, 3827, 4472, 4628, 6106, 6319, 7384, 7654, 8944, 9256, 12212, 12638, 14768, 15308, 18512, 24424, 25276, 30616, 39689, 48848, 49751, 50552, 61232, 79378, 82147, 99502, 101104, 158756, 164294, 199004, 271717, 317512, 328588, 398008, 543434, 635024, 657176, 796016, 1086868, 1314352, 2173736, 3532321, 4347472, 7064642, 14129284, 28258568, 56517136]

約数ペア:

[(1, 56517136), (2, 28258568), (4, 14129284), (8, 7064642), (13, 4347472), (16, 3532321), (26, 2173736), (43, 1314352), (52, 1086868), (71, 796016), (86, 657176), (89, 635024), (104, 543434), (142, 398008), (172, 328588), (178, 317512), (208, 271717), (284, 199004), (344, 164294), (356, 158756), (559, 101104), (568, 99502), (688, 82147), (712, 79378), (923, 61232), (1118, 50552), (1136, 49751), (1157, 48848), (1424, 39689), (1846, 30616), (2236, 25276), (2314, 24424), (3053, 18512), (3692, 15308), (3827, 14768), (4472, 12638), (4628, 12212), (6106, 9256), (6319, 8944), (7384, 7654)]