25890488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1439}}^1$

素因数の和:1631

約数の個数: 32

約数和(自身を含む): 52617600

約数和(自身を除く): 26727112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173, 346, 692, 1384, 1439, 2249, 2878, 4498, 5756, 8996, 11512, 17992, 18707, 37414, 74828, 149656, 248947, 497894, 995788, 1991576, 3236311, 6472622, 12945244, 25890488]

約数ペア:

[(1, 25890488), (2, 12945244), (4, 6472622), (8, 3236311), (13, 1991576), (26, 995788), (52, 497894), (104, 248947), (173, 149656), (346, 74828), (692, 37414), (1384, 18707), (1439, 17992), (2249, 11512), (2878, 8996), (4498, 5756)]