639171712

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3539}}^1$

素因数の和:3653

約数の個数: 64

約数和(自身を含む): 1364882400

約数和(自身を除く): 725710688

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 83, 128, 136, 166, 272, 332, 544, 664, 1088, 1328, 1411, 2176, 2656, 2822, 3539, 5312, 5644, 7078, 10624, 11288, 14156, 22576, 28312, 45152, 56624, 60163, 90304, 113248, 120326, 180608, 226496, 240652, 293737, 452992, 481304, 587474, 962608, 1174948, 1925216, 2349896, 3850432, 4699792, 4993529, 7700864, 9399584, 9987058, 18799168, 19974116, 37598336, 39948232, 79896464, 159792928, 319585856, 639171712]

約数ペア:

[(1, 639171712), (2, 319585856), (4, 159792928), (8, 79896464), (16, 39948232), (17, 37598336), (32, 19974116), (34, 18799168), (64, 9987058), (68, 9399584), (83, 7700864), (128, 4993529), (136, 4699792), (166, 3850432), (272, 2349896), (332, 1925216), (544, 1174948), (664, 962608), (1088, 587474), (1328, 481304), (1411, 452992), (2176, 293737), (2656, 240652), (2822, 226496), (3539, 180608), (5312, 120326), (5644, 113248), (7078, 90304), (10624, 60163), (11288, 56624), (14156, 45152), (22576, 28312)]