25915208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1019}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 56365200

約数和(自身を除く): 30449992

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 748, 1019, 1156, 1496, 2038, 2312, 3179, 4076, 6358, 8152, 11209, 12716, 17323, 22418, 25432, 34646, 44836, 69292, 89672, 138584, 190553, 294491, 381106, 588982, 762212, 1177964, 1524424, 2355928, 3239401, 6478802, 12957604, 25915208]

約数ペア:

[(1, 25915208), (2, 12957604), (4, 6478802), (8, 3239401), (11, 2355928), (17, 1524424), (22, 1177964), (34, 762212), (44, 588982), (68, 381106), (88, 294491), (136, 190553), (187, 138584), (289, 89672), (374, 69292), (578, 44836), (748, 34646), (1019, 25432), (1156, 22418), (1496, 17323), (2038, 12716), (2312, 11209), (3179, 8152), (4076, 6358)]