25441936

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{97}}^2$

素因数の和:228

約数の個数: 45

約数和(自身を含む): 53933211

約数和(自身を除く): 28491275

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 169, 194, 208, 338, 388, 676, 776, 1261, 1352, 1552, 2522, 2704, 5044, 9409, 10088, 16393, 18818, 20176, 32786, 37636, 65572, 75272, 122317, 131144, 150544, 244634, 262288, 489268, 978536, 1590121, 1957072, 3180242, 6360484, 12720968, 25441936]

約数ペア:

[(1, 25441936), (2, 12720968), (4, 6360484), (8, 3180242), (13, 1957072), (16, 1590121), (26, 978536), (52, 489268), (97, 262288), (104, 244634), (169, 150544), (194, 131144), (208, 122317), (338, 75272), (388, 65572), (676, 37636), (776, 32786), (1261, 20176), (1352, 18818), (1552, 16393), (2522, 10088), (2704, 9409)]