25894856

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 53362800

約数和(自身を除く): 27467944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 169, 179, 214, 338, 358, 428, 676, 716, 856, 1352, 1391, 1432, 2327, 2782, 4654, 5564, 9308, 11128, 18083, 18616, 19153, 30251, 36166, 38306, 60502, 72332, 76612, 121004, 144664, 153224, 242008, 248989, 497978, 995956, 1991912, 3236857, 6473714, 12947428, 25894856]

約数ペア:

[(1, 25894856), (2, 12947428), (4, 6473714), (8, 3236857), (13, 1991912), (26, 995956), (52, 497978), (104, 248989), (107, 242008), (169, 153224), (179, 144664), (214, 121004), (338, 76612), (358, 72332), (428, 60502), (676, 38306), (716, 36166), (856, 30251), (1352, 19153), (1391, 18616), (1432, 18083), (2327, 11128), (2782, 9308), (4654, 5564)]