25855984

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:734

約数の個数: 80

約数和(自身を含む): 64567296

約数和(自身を除く): 38711312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 677, 682, 868, 1232, 1354, 1364, 1736, 2387, 2708, 2728, 3472, 4739, 4774, 5416, 5456, 7447, 9478, 9548, 10832, 14894, 18956, 19096, 20987, 29788, 37912, 38192, 41974, 52129, 59576, 75824, 83948, 104258, 119152, 146909, 167896, 208516, 230857, 293818, 335792, 417032, 461714, 587636, 834064, 923428, 1175272, 1615999, 1846856, 2350544, 3231998, 3693712, 6463996, 12927992, 25855984]

約数ペア:

[(1, 25855984), (2, 12927992), (4, 6463996), (7, 3693712), (8, 3231998), (11, 2350544), (14, 1846856), (16, 1615999), (22, 1175272), (28, 923428), (31, 834064), (44, 587636), (56, 461714), (62, 417032), (77, 335792), (88, 293818), (112, 230857), (124, 208516), (154, 167896), (176, 146909), (217, 119152), (248, 104258), (308, 83948), (341, 75824), (434, 59576), (496, 52129), (616, 41974), (677, 38192), (682, 37912), (868, 29788), (1232, 20987), (1354, 19096), (1364, 18956), (1736, 14894), (2387, 10832), (2708, 9548), (2728, 9478), (3472, 7447), (4739, 5456), (4774, 5416)]