649264

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 80

約数和(自身を含む): 1714176

約数和(自身を除く): 1064912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 31, 34, 44, 56, 62, 68, 77, 88, 112, 119, 124, 136, 154, 176, 187, 217, 238, 248, 272, 308, 341, 374, 434, 476, 496, 527, 616, 682, 748, 868, 952, 1054, 1232, 1309, 1364, 1496, 1736, 1904, 2108, 2387, 2618, 2728, 2992, 3472, 3689, 4216, 4774, 5236, 5456, 5797, 7378, 8432, 9548, 10472, 11594, 14756, 19096, 20944, 23188, 29512, 38192, 40579, 46376, 59024, 81158, 92752, 162316, 324632, 649264]

約数ペア:

[(1, 649264), (2, 324632), (4, 162316), (7, 92752), (8, 81158), (11, 59024), (14, 46376), (16, 40579), (17, 38192), (22, 29512), (28, 23188), (31, 20944), (34, 19096), (44, 14756), (56, 11594), (62, 10472), (68, 9548), (77, 8432), (88, 7378), (112, 5797), (119, 5456), (124, 5236), (136, 4774), (154, 4216), (176, 3689), (187, 3472), (217, 2992), (238, 2728), (248, 2618), (272, 2387), (308, 2108), (341, 1904), (374, 1736), (434, 1496), (476, 1364), (496, 1309), (527, 1232), (616, 1054), (682, 952), (748, 868)]