25330864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1$

素因数の和:845

約数の個数: 40

約数和(自身を含む): 53211872

約数和(自身を除く): 27881008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 631, 772, 1262, 1544, 2509, 2524, 3088, 5018, 5048, 8203, 10036, 10096, 16406, 20072, 32812, 40144, 65624, 121783, 131248, 243566, 487132, 974264, 1583179, 1948528, 3166358, 6332716, 12665432, 25330864]

約数ペア:

[(1, 25330864), (2, 12665432), (4, 6332716), (8, 3166358), (13, 1948528), (16, 1583179), (26, 974264), (52, 487132), (104, 243566), (193, 131248), (208, 121783), (386, 65624), (631, 40144), (772, 32812), (1262, 20072), (1544, 16406), (2509, 10096), (2524, 10036), (3088, 8203), (5018, 5048)]