80978736

素因数分解:

$2^4\times 3^1\times {\mathrm{1687057}}^1$

素因数の和:1687068

約数の個数: 20

約数和(自身を含む): 209195192

約数和(自身を除く): 128216456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1687057, 3374114, 5061171, 6748228, 10122342, 13496456, 20244684, 26992912, 40489368, 80978736]

約数ペア:

[(1, 80978736), (2, 40489368), (3, 26992912), (4, 20244684), (6, 13496456), (8, 10122342), (12, 6748228), (16, 5061171), (24, 3374114), (48, 1687057)]