78702928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{289349}}^1$

素因数の和:289374

約数の個数: 20

約数和(自身を含む): 161457300

約数和(自身を除く): 82754372

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289349, 578698, 1157396, 2314792, 4629584, 4918933, 9837866, 19675732, 39351464, 78702928]

約数ペア:

[(1, 78702928), (2, 39351464), (4, 19675732), (8, 9837866), (16, 4918933), (17, 4629584), (34, 2314792), (68, 1157396), (136, 578698), (272, 289349)]