157171520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44651}}^1$

素因数の和:44679

約数の個数: 56

約数和(自身を含む): 408297888

約数和(自身を除く): 251126368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 44651, 89302, 178604, 223255, 357208, 446510, 491161, 714416, 893020, 982322, 1428832, 1786040, 1964644, 2455805, 2857664, 3572080, 3929288, 4911610, 7144160, 7858576, 9823220, 14288320, 15717152, 19646440, 31434304, 39292880, 78585760, 157171520]

約数ペア:

[(1, 157171520), (2, 78585760), (4, 39292880), (5, 31434304), (8, 19646440), (10, 15717152), (11, 14288320), (16, 9823220), (20, 7858576), (22, 7144160), (32, 4911610), (40, 3929288), (44, 3572080), (55, 2857664), (64, 2455805), (80, 1964644), (88, 1786040), (110, 1428832), (160, 982322), (176, 893020), (220, 714416), (320, 491161), (352, 446510), (440, 357208), (704, 223255), (880, 178604), (1760, 89302), (3520, 44651)]