261364832

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{199211}}^1$

素因数の和:199262

約数の個数: 24

約数和(自身を含む): 527114952

約数和(自身を除く): 265750120

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 199211, 398422, 796844, 1593688, 3187376, 6374752, 8167651, 16335302, 32670604, 65341208, 130682416, 261364832]

約数ペア:

[(1, 261364832), (2, 130682416), (4, 65341208), (8, 32670604), (16, 16335302), (32, 8167651), (41, 6374752), (82, 3187376), (164, 1593688), (328, 796844), (656, 398422), (1312, 199211)]