25744784

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{9521}}^1$

素因数の和:9555

約数の個数: 30

約数和(自身を含む): 54018306

約数和(自身を除く): 28273522

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 9521, 19042, 38084, 76168, 123773, 152336, 247546, 495092, 990184, 1609049, 1980368, 3218098, 6436196, 12872392, 25744784]

約数ペア:

[(1, 25744784), (2, 12872392), (4, 6436196), (8, 3218098), (13, 1980368), (16, 1609049), (26, 990184), (52, 495092), (104, 247546), (169, 152336), (208, 123773), (338, 76168), (676, 38084), (1352, 19042), (2704, 9521)]