78280816

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{32401}}^1$

素因数の和:32560

約数の個数: 20

約数和(自身を含む): 152678224

約数和(自身を除く): 74397408

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 32401, 64802, 129604, 259208, 518416, 4892551, 9785102, 19570204, 39140408, 78280816]

約数ペア:

[(1, 78280816), (2, 39140408), (4, 19570204), (8, 9785102), (16, 4892551), (151, 518416), (302, 259208), (604, 129604), (1208, 64802), (2416, 32401)]