25387856

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 60

約数和(自身を含む): 54801180

約数和(自身を除く): 29413324

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 169, 208, 229, 328, 338, 458, 533, 656, 676, 916, 1066, 1352, 1832, 2132, 2704, 2977, 3664, 4264, 5954, 6929, 8528, 9389, 11908, 13858, 18778, 23816, 27716, 37556, 38701, 47632, 55432, 75112, 77402, 110864, 122057, 150224, 154804, 244114, 309608, 488228, 619216, 976456, 1586741, 1952912, 3173482, 6346964, 12693928, 25387856]

約数ペア:

[(1, 25387856), (2, 12693928), (4, 6346964), (8, 3173482), (13, 1952912), (16, 1586741), (26, 976456), (41, 619216), (52, 488228), (82, 309608), (104, 244114), (164, 154804), (169, 150224), (208, 122057), (229, 110864), (328, 77402), (338, 75112), (458, 55432), (533, 47632), (656, 38701), (676, 37556), (916, 27716), (1066, 23816), (1352, 18778), (1832, 13858), (2132, 11908), (2704, 9389), (2977, 8528), (3664, 6929), (4264, 5954)]