25304216

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 31305064

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 103, 107, 164, 206, 214, 287, 328, 412, 428, 574, 721, 749, 824, 856, 1148, 1442, 1498, 2296, 2884, 2996, 4223, 4387, 5768, 5992, 8446, 8774, 11021, 16892, 17548, 22042, 29561, 30709, 33784, 35096, 44084, 59122, 61418, 77147, 88168, 118244, 122836, 154294, 236488, 245672, 308588, 451861, 617176, 903722, 1807444, 3163027, 3614888, 6326054, 12652108, 25304216]

約数ペア:

[(1, 25304216), (2, 12652108), (4, 6326054), (7, 3614888), (8, 3163027), (14, 1807444), (28, 903722), (41, 617176), (56, 451861), (82, 308588), (103, 245672), (107, 236488), (164, 154294), (206, 122836), (214, 118244), (287, 88168), (328, 77147), (412, 61418), (428, 59122), (574, 44084), (721, 35096), (749, 33784), (824, 30709), (856, 29561), (1148, 22042), (1442, 17548), (1498, 16892), (2296, 11021), (2884, 8774), (2996, 8446), (4223, 5992), (4387, 5768)]