79845920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6481}}^1$

素因数の和:6514

約数の個数: 96

約数和(自身を含む): 235218816

約数和(自身を除く): 155372896

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 6481, 12320, 12962, 25924, 32405, 45367, 51848, 64810, 71291, 90734, 103696, 129620, 142582, 181468, 207392, 226835, 259240, 285164, 356455, 362936, 453670, 499037, 518480, 570328, 712910, 725872, 907340, 998074, 1036960, 1140656, 1425820, 1451744, 1814680, 1996148, 2281312, 2495185, 2851640, 3629360, 3992296, 4990370, 5703280, 7258720, 7984592, 9980740, 11406560, 15969184, 19961480, 39922960, 79845920]

約数ペア:

[(1, 79845920), (2, 39922960), (4, 19961480), (5, 15969184), (7, 11406560), (8, 9980740), (10, 7984592), (11, 7258720), (14, 5703280), (16, 4990370), (20, 3992296), (22, 3629360), (28, 2851640), (32, 2495185), (35, 2281312), (40, 1996148), (44, 1814680), (55, 1451744), (56, 1425820), (70, 1140656), (77, 1036960), (80, 998074), (88, 907340), (110, 725872), (112, 712910), (140, 570328), (154, 518480), (160, 499037), (176, 453670), (220, 362936), (224, 356455), (280, 285164), (308, 259240), (352, 226835), (385, 207392), (440, 181468), (560, 142582), (616, 129620), (770, 103696), (880, 90734), (1120, 71291), (1232, 64810), (1540, 51848), (1760, 45367), (2464, 32405), (3080, 25924), (6160, 12962), (6481, 12320)]