72725744

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 174988800

約数和(自身を除く): 102263056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 199, 208, 251, 364, 398, 502, 728, 796, 1004, 1393, 1456, 1592, 1757, 2008, 2587, 2786, 3184, 3263, 3514, 4016, 5174, 5572, 6526, 7028, 10348, 11144, 13052, 14056, 18109, 20696, 22288, 22841, 26104, 28112, 36218, 41392, 45682, 49949, 52208, 72436, 91364, 99898, 144872, 182728, 199796, 289744, 349643, 365456, 399592, 649337, 699286, 799184, 1298674, 1398572, 2597348, 2797144, 4545359, 5194696, 5594288, 9090718, 10389392, 18181436, 36362872, 72725744]

約数ペア:

[(1, 72725744), (2, 36362872), (4, 18181436), (7, 10389392), (8, 9090718), (13, 5594288), (14, 5194696), (16, 4545359), (26, 2797144), (28, 2597348), (52, 1398572), (56, 1298674), (91, 799184), (104, 699286), (112, 649337), (182, 399592), (199, 365456), (208, 349643), (251, 289744), (364, 199796), (398, 182728), (502, 144872), (728, 99898), (796, 91364), (1004, 72436), (1393, 52208), (1456, 49949), (1592, 45682), (1757, 41392), (2008, 36218), (2587, 28112), (2786, 26104), (3184, 22841), (3263, 22288), (3514, 20696), (4016, 18109), (5174, 14056), (5572, 13052), (6526, 11144), (7028, 10348)]