81272912

素因数分解:

$2^4\times 7^1\times {\mathrm{241}}^1\times {\mathrm{3011}}^1$

素因数の和:3267

約数の個数: 40

約数和(自身を含む): 180768192

約数和(自身を除く): 99495280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 241, 482, 964, 1687, 1928, 3011, 3374, 3856, 6022, 6748, 12044, 13496, 21077, 24088, 26992, 42154, 48176, 84308, 168616, 337232, 725651, 1451302, 2902604, 5079557, 5805208, 10159114, 11610416, 20318228, 40636456, 81272912]

約数ペア:

[(1, 81272912), (2, 40636456), (4, 20318228), (7, 11610416), (8, 10159114), (14, 5805208), (16, 5079557), (28, 2902604), (56, 1451302), (112, 725651), (241, 337232), (482, 168616), (964, 84308), (1687, 48176), (1928, 42154), (3011, 26992), (3374, 24088), (3856, 21077), (6022, 13496), (6748, 12044)]