78517208

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 189604800

約数和(自身を除く): 111087592

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 131, 139, 154, 196, 262, 278, 308, 392, 524, 539, 556, 616, 917, 973, 1048, 1078, 1112, 1441, 1529, 1834, 1946, 2156, 2882, 3058, 3668, 3892, 4312, 5764, 6116, 6419, 6811, 7336, 7784, 10087, 10703, 11528, 12232, 12838, 13622, 18209, 20174, 21406, 25676, 27244, 36418, 40348, 42812, 51352, 54488, 70609, 72836, 74921, 80696, 85624, 127463, 141218, 145672, 149842, 200299, 254926, 282436, 299684, 400598, 509852, 564872, 599368, 801196, 892241, 1019704, 1402093, 1602392, 1784482, 2804186, 3568964, 5608372, 7137928, 9814651, 11216744, 19629302, 39258604, 78517208]

約数ペア:

[(1, 78517208), (2, 39258604), (4, 19629302), (7, 11216744), (8, 9814651), (11, 7137928), (14, 5608372), (22, 3568964), (28, 2804186), (44, 1784482), (49, 1602392), (56, 1402093), (77, 1019704), (88, 892241), (98, 801196), (131, 599368), (139, 564872), (154, 509852), (196, 400598), (262, 299684), (278, 282436), (308, 254926), (392, 200299), (524, 149842), (539, 145672), (556, 141218), (616, 127463), (917, 85624), (973, 80696), (1048, 74921), (1078, 72836), (1112, 70609), (1441, 54488), (1529, 51352), (1834, 42812), (1946, 40348), (2156, 36418), (2882, 27244), (3058, 25676), (3668, 21406), (3892, 20174), (4312, 18209), (5764, 13622), (6116, 12838), (6419, 12232), (6811, 11528), (7336, 10703), (7784, 10087)]