25896289952

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:603

約数の個数: 144

約数和(自身を含む): 57187934496

約数和(自身を除く): 31291644544

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 211, 248, 307, 403, 416, 422, 496, 614, 806, 844, 961, 992, 1228, 1612, 1688, 1922, 2456, 2743, 3224, 3376, 3844, 3991, 4912, 5486, 6448, 6541, 6752, 7688, 7982, 9517, 9824, 10972, 12493, 12896, 13082, 15376, 15964, 19034, 21944, 24986, 26164, 30752, 31928, 38068, 43888, 49972, 52328, 63856, 64777, 76136, 85033, 87776, 99944, 104656, 123721, 127712, 129554, 152272, 170066, 199888, 202771, 209312, 247442, 259108, 295027, 304544, 340132, 399776, 405542, 494884, 518216, 590054, 680264, 811084, 842101, 989768, 1036432, 1180108, 1360528, 1622168, 1684202, 1979536, 2008087, 2072864, 2360216, 2636023, 2721056, 3244336, 3368404, 3835351, 3959072, 4016174, 4720432, 5272046, 6488672, 6736808, 7670702, 8032348, 9440864, 10544092, 13473616, 15341404, 16064696, 21088184, 26105131, 26947232, 30682808, 32129392, 42176368, 52210262, 61365616, 62250697, 64258784, 84352736, 104420524, 122731232, 124501394, 208841048, 249002788, 417682096, 498005576, 809259061, 835364192, 996011152, 1618518122, 1992022304, 3237036244, 6474072488, 12948144976, 25896289952]

約数ペア:

[(1, 25896289952), (2, 12948144976), (4, 6474072488), (8, 3237036244), (13, 1992022304), (16, 1618518122), (26, 996011152), (31, 835364192), (32, 809259061), (52, 498005576), (62, 417682096), (104, 249002788), (124, 208841048), (208, 124501394), (211, 122731232), (248, 104420524), (307, 84352736), (403, 64258784), (416, 62250697), (422, 61365616), (496, 52210262), (614, 42176368), (806, 32129392), (844, 30682808), (961, 26947232), (992, 26105131), (1228, 21088184), (1612, 16064696), (1688, 15341404), (1922, 13473616), (2456, 10544092), (2743, 9440864), (3224, 8032348), (3376, 7670702), (3844, 6736808), (3991, 6488672), (4912, 5272046), (5486, 4720432), (6448, 4016174), (6541, 3959072), (6752, 3835351), (7688, 3368404), (7982, 3244336), (9517, 2721056), (9824, 2636023), (10972, 2360216), (12493, 2072864), (12896, 2008087), (13082, 1979536), (15376, 1684202), (15964, 1622168), (19034, 1360528), (21944, 1180108), (24986, 1036432), (26164, 989768), (30752, 842101), (31928, 811084), (38068, 680264), (43888, 590054), (49972, 518216), (52328, 494884), (63856, 405542), (64777, 399776), (76136, 340132), (85033, 304544), (87776, 295027), (99944, 259108), (104656, 247442), (123721, 209312), (127712, 202771), (129554, 199888), (152272, 170066)]