637414864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 1362944016

約数和(自身を除く): 725529152

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 61, 68, 82, 122, 136, 164, 244, 272, 328, 488, 656, 697, 937, 976, 1037, 1394, 1874, 2074, 2501, 2788, 3748, 4148, 5002, 5576, 7496, 8296, 10004, 11152, 14992, 15929, 16592, 20008, 31858, 38417, 40016, 42517, 57157, 63716, 76834, 85034, 114314, 127432, 153668, 170068, 228628, 254864, 307336, 340136, 457256, 614672, 653089, 680272, 914512, 971669, 1306178, 1943338, 2343437, 2612356, 3886676, 4686874, 5224712, 7773352, 9373748, 10449424, 15546704, 18747496, 37494992, 39838429, 79676858, 159353716, 318707432, 637414864]

約数ペア:

[(1, 637414864), (2, 318707432), (4, 159353716), (8, 79676858), (16, 39838429), (17, 37494992), (34, 18747496), (41, 15546704), (61, 10449424), (68, 9373748), (82, 7773352), (122, 5224712), (136, 4686874), (164, 3886676), (244, 2612356), (272, 2343437), (328, 1943338), (488, 1306178), (656, 971669), (697, 914512), (937, 680272), (976, 653089), (1037, 614672), (1394, 457256), (1874, 340136), (2074, 307336), (2501, 254864), (2788, 228628), (3748, 170068), (4148, 153668), (5002, 127432), (5576, 114314), (7496, 85034), (8296, 76834), (10004, 63716), (11152, 57157), (14992, 42517), (15929, 40016), (16592, 38417), (20008, 31858)]