81610144

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3011}}^1$

素因数の和:3050

約数の個数: 72

約数和(自身を含む): 201900384

約数和(自身を除く): 120290240

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3011, 3388, 3872, 6022, 6776, 12044, 13552, 21077, 24088, 27104, 33121, 42154, 48176, 66242, 84308, 96352, 132484, 168616, 231847, 264968, 337232, 364331, 463694, 529936, 674464, 728662, 927388, 1059872, 1457324, 1854776, 2550317, 2914648, 3709552, 5100634, 5829296, 7419104, 10201268, 11658592, 20402536, 40805072, 81610144]

約数ペア:

[(1, 81610144), (2, 40805072), (4, 20402536), (7, 11658592), (8, 10201268), (11, 7419104), (14, 5829296), (16, 5100634), (22, 3709552), (28, 2914648), (32, 2550317), (44, 1854776), (56, 1457324), (77, 1059872), (88, 927388), (112, 728662), (121, 674464), (154, 529936), (176, 463694), (224, 364331), (242, 337232), (308, 264968), (352, 231847), (484, 168616), (616, 132484), (847, 96352), (968, 84308), (1232, 66242), (1694, 48176), (1936, 42154), (2464, 33121), (3011, 27104), (3388, 24088), (3872, 21077), (6022, 13552), (6776, 12044)]