2078756900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{7529}}^1$

素因数の和:7805

約数の個数: 72

約数和(自身を含む): 4941246240

約数和(自身を除く): 2862489340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 251, 275, 502, 550, 1004, 1100, 1255, 2510, 2761, 5020, 5522, 6275, 7529, 11044, 12550, 13805, 15058, 25100, 27610, 30116, 37645, 55220, 69025, 75290, 82819, 138050, 150580, 165638, 188225, 276100, 331276, 376450, 414095, 752900, 828190, 1656380, 1889779, 2070475, 3779558, 4140950, 7559116, 8281900, 9448895, 18897790, 20787569, 37795580, 41575138, 47244475, 83150276, 94488950, 103937845, 188977900, 207875690, 415751380, 519689225, 1039378450, 2078756900]

約数ペア:

[(1, 2078756900), (2, 1039378450), (4, 519689225), (5, 415751380), (10, 207875690), (11, 188977900), (20, 103937845), (22, 94488950), (25, 83150276), (44, 47244475), (50, 41575138), (55, 37795580), (100, 20787569), (110, 18897790), (220, 9448895), (251, 8281900), (275, 7559116), (502, 4140950), (550, 3779558), (1004, 2070475), (1100, 1889779), (1255, 1656380), (2510, 828190), (2761, 752900), (5020, 414095), (5522, 376450), (6275, 331276), (7529, 276100), (11044, 188225), (12550, 165638), (13805, 150580), (15058, 138050), (25100, 82819), (27610, 75290), (30116, 69025), (37645, 55220)]