78576208

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 155193192

約数和(自身を除く): 76616984

約数列:

[1, 2, 4, 8, 16, 97, 194, 197, 257, 388, 394, 514, 776, 788, 1028, 1552, 1576, 2056, 3152, 4112, 19109, 24929, 38218, 49858, 50629, 76436, 99716, 101258, 152872, 199432, 202516, 305744, 398864, 405032, 810064, 4911013, 9822026, 19644052, 39288104, 78576208]

約数ペア:

[(1, 78576208), (2, 39288104), (4, 19644052), (8, 9822026), (16, 4911013), (97, 810064), (194, 405032), (197, 398864), (257, 305744), (388, 202516), (394, 199432), (514, 152872), (776, 101258), (788, 99716), (1028, 76436), (1552, 50629), (1576, 49858), (2056, 38218), (3152, 24929), (4112, 19109)]