257225104

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{16729}}^1$

素因数の和:16799

約数の個数: 30

約数和(自身を含む): 514999590

約数和(自身を除く): 257774486

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 16729, 33458, 66916, 133832, 267664, 518599, 1037198, 2074396, 4148792, 8297584, 16076569, 32153138, 64306276, 128612552, 257225104]

約数ペア:

[(1, 257225104), (2, 128612552), (4, 64306276), (8, 32153138), (16, 16076569), (31, 8297584), (62, 4148792), (124, 2074396), (248, 1037198), (496, 518599), (961, 267664), (1922, 133832), (3844, 66916), (7688, 33458), (15376, 16729)]