25475792

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:663

約数の個数: 40

約数和(自身を含む): 52619400

約数和(自身を除く): 27143608

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 229, 272, 409, 458, 818, 916, 1636, 1832, 3272, 3664, 3893, 6544, 6953, 7786, 13906, 15572, 27812, 31144, 55624, 62288, 93661, 111248, 187322, 374644, 749288, 1498576, 1592237, 3184474, 6368948, 12737896, 25475792]

約数ペア:

[(1, 25475792), (2, 12737896), (4, 6368948), (8, 3184474), (16, 1592237), (17, 1498576), (34, 749288), (68, 374644), (136, 187322), (229, 111248), (272, 93661), (409, 62288), (458, 55624), (818, 31144), (916, 27812), (1636, 15572), (1832, 13906), (3272, 7786), (3664, 6953), (3893, 6544)]