64756848

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:842

約数の個数: 80

約数和(自身を含む): 181578656

約数和(自身を除く): 116821808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 208, 312, 314, 471, 624, 628, 661, 942, 1256, 1322, 1884, 1983, 2041, 2512, 2644, 3768, 3966, 4082, 5288, 6123, 7536, 7932, 8164, 8593, 10576, 12246, 15864, 16328, 17186, 24492, 25779, 31728, 32656, 34372, 48984, 51558, 68744, 97968, 103116, 103777, 137488, 206232, 207554, 311331, 412464, 415108, 622662, 830216, 1245324, 1349101, 1660432, 2490648, 2698202, 4047303, 4981296, 5396404, 8094606, 10792808, 16189212, 21585616, 32378424, 64756848]

約数ペア:

[(1, 64756848), (2, 32378424), (3, 21585616), (4, 16189212), (6, 10792808), (8, 8094606), (12, 5396404), (13, 4981296), (16, 4047303), (24, 2698202), (26, 2490648), (39, 1660432), (48, 1349101), (52, 1245324), (78, 830216), (104, 622662), (156, 415108), (157, 412464), (208, 311331), (312, 207554), (314, 206232), (471, 137488), (624, 103777), (628, 103116), (661, 97968), (942, 68744), (1256, 51558), (1322, 48984), (1884, 34372), (1983, 32656), (2041, 31728), (2512, 25779), (2644, 24492), (3768, 17186), (3966, 16328), (4082, 15864), (5288, 12246), (6123, 10576), (7536, 8593), (7932, 8164)]