25557792

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20479}}^1$

素因数の和:20505

約数の個数: 48

約数和(自身を含む): 72253440

約数和(自身を除く): 46695648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 20479, 40958, 61437, 81916, 122874, 163832, 245748, 266227, 327664, 491496, 532454, 655328, 798681, 982992, 1064908, 1597362, 1965984, 2129816, 3194724, 4259632, 6389448, 8519264, 12778896, 25557792]

約数ペア:

[(1, 25557792), (2, 12778896), (3, 8519264), (4, 6389448), (6, 4259632), (8, 3194724), (12, 2129816), (13, 1965984), (16, 1597362), (24, 1064908), (26, 982992), (32, 798681), (39, 655328), (48, 532454), (52, 491496), (78, 327664), (96, 266227), (104, 245748), (156, 163832), (208, 122874), (312, 81916), (416, 61437), (624, 40958), (1248, 20479)]