81520176

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 218316384

約数和(自身を除く): 136796208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 197, 222, 233, 296, 394, 444, 466, 591, 592, 699, 788, 888, 932, 1182, 1398, 1576, 1776, 1864, 2364, 2796, 3152, 3728, 4728, 5592, 7289, 8621, 9456, 11184, 14578, 17242, 21867, 25863, 29156, 34484, 43734, 45901, 51726, 58312, 68968, 87468, 91802, 103452, 116624, 137703, 137936, 174936, 183604, 206904, 275406, 349872, 367208, 413808, 550812, 734416, 1101624, 1698337, 2203248, 3396674, 5095011, 6793348, 10190022, 13586696, 20380044, 27173392, 40760088, 81520176]

約数ペア:

[(1, 81520176), (2, 40760088), (3, 27173392), (4, 20380044), (6, 13586696), (8, 10190022), (12, 6793348), (16, 5095011), (24, 3396674), (37, 2203248), (48, 1698337), (74, 1101624), (111, 734416), (148, 550812), (197, 413808), (222, 367208), (233, 349872), (296, 275406), (394, 206904), (444, 183604), (466, 174936), (591, 137936), (592, 137703), (699, 116624), (788, 103452), (888, 91802), (932, 87468), (1182, 68968), (1398, 58312), (1576, 51726), (1776, 45901), (1864, 43734), (2364, 34484), (2796, 29156), (3152, 25863), (3728, 21867), (4728, 17242), (5592, 14578), (7289, 11184), (8621, 9456)]