25541984

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{4723}}^1$

素因数の和:4759

約数の個数: 36

約数和(自身を含む): 54462996

約数和(自身を除く): 28921012

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 4723, 5408, 9446, 18892, 37784, 61399, 75568, 122798, 151136, 245596, 491192, 798187, 982384, 1596374, 1964768, 3192748, 6385496, 12770992, 25541984]

約数ペア:

[(1, 25541984), (2, 12770992), (4, 6385496), (8, 3192748), (13, 1964768), (16, 1596374), (26, 982384), (32, 798187), (52, 491192), (104, 245596), (169, 151136), (208, 122798), (338, 75568), (416, 61399), (676, 37784), (1352, 18892), (2704, 9446), (4723, 5408)]