72354880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17393}}^1$

素因数の和:17423

約数の個数: 56

約数和(自身を含む): 185559192

約数和(自身を除く): 113204312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 17393, 34786, 69572, 86965, 139144, 173930, 226109, 278288, 347860, 452218, 556576, 695720, 904436, 1113152, 1130545, 1391440, 1808872, 2261090, 2782880, 3617744, 4522180, 5565760, 7235488, 9044360, 14470976, 18088720, 36177440, 72354880]

約数ペア:

[(1, 72354880), (2, 36177440), (4, 18088720), (5, 14470976), (8, 9044360), (10, 7235488), (13, 5565760), (16, 4522180), (20, 3617744), (26, 2782880), (32, 2261090), (40, 1808872), (52, 1391440), (64, 1130545), (65, 1113152), (80, 904436), (104, 695720), (130, 556576), (160, 452218), (208, 347860), (260, 278288), (320, 226109), (416, 173930), (520, 139144), (832, 86965), (1040, 69572), (2080, 34786), (4160, 17393)]