129173776

素因数分解:

$2^4\times {\mathrm{31}}^3\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 40

約数和(自身を含む): 259570688

約数和(自身を除く): 130396912

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 271, 496, 542, 961, 1084, 1922, 2168, 3844, 4336, 7688, 8401, 15376, 16802, 29791, 33604, 59582, 67208, 119164, 134416, 238328, 260431, 476656, 520862, 1041724, 2083448, 4166896, 8073361, 16146722, 32293444, 64586888, 129173776]

約数ペア:

[(1, 129173776), (2, 64586888), (4, 32293444), (8, 16146722), (16, 8073361), (31, 4166896), (62, 2083448), (124, 1041724), (248, 520862), (271, 476656), (496, 260431), (542, 238328), (961, 134416), (1084, 119164), (1922, 67208), (2168, 59582), (3844, 33604), (4336, 29791), (7688, 16802), (8401, 15376)]