66884272

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 161989632

約数和(自身を除く): 95105360

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 647, 728, 923, 994, 1136, 1294, 1456, 1846, 1988, 2588, 3692, 3976, 4529, 5176, 6461, 7384, 7952, 8411, 9058, 10352, 12922, 14768, 16822, 18116, 25844, 33644, 36232, 45937, 51688, 58877, 67288, 72464, 91874, 103376, 117754, 134576, 183748, 235508, 321559, 367496, 471016, 597181, 643118, 734992, 942032, 1194362, 1286236, 2388724, 2572472, 4180267, 4777448, 5144944, 8360534, 9554896, 16721068, 33442136, 66884272]

約数ペア:

[(1, 66884272), (2, 33442136), (4, 16721068), (7, 9554896), (8, 8360534), (13, 5144944), (14, 4777448), (16, 4180267), (26, 2572472), (28, 2388724), (52, 1286236), (56, 1194362), (71, 942032), (91, 734992), (104, 643118), (112, 597181), (142, 471016), (182, 367496), (208, 321559), (284, 235508), (364, 183748), (497, 134576), (568, 117754), (647, 103376), (728, 91874), (923, 72464), (994, 67288), (1136, 58877), (1294, 51688), (1456, 45937), (1846, 36232), (1988, 33644), (2588, 25844), (3692, 18116), (3976, 16822), (4529, 14768), (5176, 12922), (6461, 10352), (7384, 9058), (7952, 8411)]