80358064

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{12911}}^1$

素因数の和:13308

約数の個数: 20

約数和(自身を含む): 156106080

約数和(自身を除く): 75748016

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 12911, 25822, 51644, 103288, 206576, 5022379, 10044758, 20089516, 40179032, 80358064]

約数ペア:

[(1, 80358064), (2, 40179032), (4, 20089516), (8, 10044758), (16, 5022379), (389, 206576), (778, 103288), (1556, 51644), (3112, 25822), (6224, 12911)]