81392752

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9199}}^1$

素因数の和:9293

約数の個数: 40

約数和(自身を含む): 182528000

約数和(自身を除く): 101135248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 9199, 18398, 36796, 64393, 73592, 128786, 147184, 257572, 515144, 726721, 1030288, 1453442, 2906884, 5087047, 5813768, 10174094, 11627536, 20348188, 40696376, 81392752]

約数ペア:

[(1, 81392752), (2, 40696376), (4, 20348188), (7, 11627536), (8, 10174094), (14, 5813768), (16, 5087047), (28, 2906884), (56, 1453442), (79, 1030288), (112, 726721), (158, 515144), (316, 257572), (553, 147184), (632, 128786), (1106, 73592), (1264, 64393), (2212, 36796), (4424, 18398), (8848, 9199)]