82561792

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 177926112

約数和(自身を除く): 95364320

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 244, 256, 272, 311, 488, 544, 622, 976, 1037, 1088, 1244, 1952, 2074, 2176, 2488, 3904, 4148, 4352, 4976, 5287, 7808, 8296, 9952, 10574, 15616, 16592, 18971, 19904, 21148, 33184, 37942, 39808, 42296, 66368, 75884, 79616, 84592, 132736, 151768, 169184, 265472, 303536, 322507, 338368, 607072, 645014, 676736, 1214144, 1290028, 1353472, 2428288, 2580056, 4856576, 5160112, 10320224, 20640448, 41280896, 82561792]

約数ペア:

[(1, 82561792), (2, 41280896), (4, 20640448), (8, 10320224), (16, 5160112), (17, 4856576), (32, 2580056), (34, 2428288), (61, 1353472), (64, 1290028), (68, 1214144), (122, 676736), (128, 645014), (136, 607072), (244, 338368), (256, 322507), (272, 303536), (311, 265472), (488, 169184), (544, 151768), (622, 132736), (976, 84592), (1037, 79616), (1088, 75884), (1244, 66368), (1952, 42296), (2074, 39808), (2176, 37942), (2488, 33184), (3904, 21148), (4148, 19904), (4352, 18971), (4976, 16592), (5287, 15616), (7808, 10574), (8296, 9952)]