640303232

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7177}}^1$

素因数の和:7249

約数の個数: 64

約数和(自身を含む): 1383774840

約数和(自身を除く): 743471608

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 128, 136, 164, 272, 328, 544, 656, 697, 1088, 1312, 1394, 2176, 2624, 2788, 5248, 5576, 7177, 11152, 14354, 22304, 28708, 44608, 57416, 89216, 114832, 122009, 229664, 244018, 294257, 459328, 488036, 588514, 918656, 976072, 1177028, 1952144, 2354056, 3904288, 4708112, 5002369, 7808576, 9416224, 10004738, 15617152, 18832448, 20009476, 37664896, 40018952, 80037904, 160075808, 320151616, 640303232]

約数ペア:

[(1, 640303232), (2, 320151616), (4, 160075808), (8, 80037904), (16, 40018952), (17, 37664896), (32, 20009476), (34, 18832448), (41, 15617152), (64, 10004738), (68, 9416224), (82, 7808576), (128, 5002369), (136, 4708112), (164, 3904288), (272, 2354056), (328, 1952144), (544, 1177028), (656, 976072), (697, 918656), (1088, 588514), (1312, 488036), (1394, 459328), (2176, 294257), (2624, 244018), (2788, 229664), (5248, 122009), (5576, 114832), (7177, 89216), (11152, 57416), (14354, 44608), (22304, 28708)]