25326368

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 51642360

約数和(自身を除く): 26315992

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 109, 137, 212, 218, 274, 424, 436, 548, 848, 872, 1096, 1696, 1744, 2192, 3488, 4384, 5777, 7261, 11554, 14522, 14933, 23108, 29044, 29866, 46216, 58088, 59732, 92432, 116176, 119464, 184864, 232352, 238928, 477856, 791449, 1582898, 3165796, 6331592, 12663184, 25326368]

約数ペア:

[(1, 25326368), (2, 12663184), (4, 6331592), (8, 3165796), (16, 1582898), (32, 791449), (53, 477856), (106, 238928), (109, 232352), (137, 184864), (212, 119464), (218, 116176), (274, 92432), (424, 59732), (436, 58088), (548, 46216), (848, 29866), (872, 29044), (1096, 23108), (1696, 14933), (1744, 14522), (2192, 11554), (3488, 7261), (4384, 5777)]