16699520

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 40483800

約数和(自身を除く): 23784280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 269, 320, 388, 485, 538, 640, 776, 970, 1076, 1345, 1552, 1940, 2152, 2690, 3104, 3880, 4304, 5380, 6208, 7760, 8608, 10760, 12416, 15520, 17216, 21520, 26093, 31040, 34432, 43040, 52186, 62080, 86080, 104372, 130465, 172160, 208744, 260930, 417488, 521860, 834976, 1043720, 1669952, 2087440, 3339904, 4174880, 8349760, 16699520]

約数ペア:

[(1, 16699520), (2, 8349760), (4, 4174880), (5, 3339904), (8, 2087440), (10, 1669952), (16, 1043720), (20, 834976), (32, 521860), (40, 417488), (64, 260930), (80, 208744), (97, 172160), (128, 130465), (160, 104372), (194, 86080), (269, 62080), (320, 52186), (388, 43040), (485, 34432), (538, 31040), (640, 26093), (776, 21520), (970, 17216), (1076, 15520), (1345, 12416), (1552, 10760), (1940, 8608), (2152, 7760), (2690, 6208), (3104, 5380), (3880, 4304)]