531554128

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 1205458560

約数和(自身を除く): 673904432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 257, 313, 413, 472, 514, 626, 826, 944, 1028, 1252, 1652, 1799, 2056, 2191, 2504, 3304, 3598, 4112, 4382, 5008, 6608, 7196, 8764, 14392, 15163, 17528, 18467, 28784, 30326, 35056, 36934, 60652, 73868, 80441, 106141, 121304, 129269, 147736, 160882, 212282, 242608, 258538, 295472, 321764, 424564, 517076, 563087, 643528, 849128, 1034152, 1126174, 1287056, 1698256, 2068304, 2252348, 4504696, 4746019, 9009392, 9492038, 18984076, 33222133, 37968152, 66444266, 75936304, 132888532, 265777064, 531554128]

約数ペア:

[(1, 531554128), (2, 265777064), (4, 132888532), (7, 75936304), (8, 66444266), (14, 37968152), (16, 33222133), (28, 18984076), (56, 9492038), (59, 9009392), (112, 4746019), (118, 4504696), (236, 2252348), (257, 2068304), (313, 1698256), (413, 1287056), (472, 1126174), (514, 1034152), (626, 849128), (826, 643528), (944, 563087), (1028, 517076), (1252, 424564), (1652, 321764), (1799, 295472), (2056, 258538), (2191, 242608), (2504, 212282), (3304, 160882), (3598, 147736), (4112, 129269), (4382, 121304), (5008, 106141), (6608, 80441), (7196, 73868), (8764, 60652), (14392, 36934), (15163, 35056), (17528, 30326), (18467, 28784)]