25027288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 30856232

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 131, 143, 167, 262, 286, 334, 524, 572, 668, 1048, 1144, 1336, 1441, 1703, 1837, 2171, 2882, 3406, 3674, 4342, 5764, 6812, 7348, 8684, 11528, 13624, 14696, 17368, 18733, 21877, 23881, 37466, 43754, 47762, 74932, 87508, 95524, 149864, 175016, 191048, 240647, 284401, 481294, 568802, 962588, 1137604, 1925176, 2275208, 3128411, 6256822, 12513644, 25027288]

約数ペア:

[(1, 25027288), (2, 12513644), (4, 6256822), (8, 3128411), (11, 2275208), (13, 1925176), (22, 1137604), (26, 962588), (44, 568802), (52, 481294), (88, 284401), (104, 240647), (131, 191048), (143, 175016), (167, 149864), (262, 95524), (286, 87508), (334, 74932), (524, 47762), (572, 43754), (668, 37466), (1048, 23881), (1144, 21877), (1336, 18733), (1441, 17368), (1703, 14696), (1837, 13624), (2171, 11528), (2882, 8684), (3406, 7348), (3674, 6812), (4342, 5764)]