77521904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{285007}}^1$

素因数の和:285032

約数の個数: 20

約数和(自身を含む): 159034464

約数和(自身を除く): 81512560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 285007, 570014, 1140028, 2280056, 4560112, 4845119, 9690238, 19380476, 38760952, 77521904]

約数ペア:

[(1, 77521904), (2, 38760952), (4, 19380476), (8, 9690238), (16, 4845119), (17, 4560112), (34, 2280056), (68, 1140028), (136, 570014), (272, 285007)]