80333168

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{12907}}^1$

素因数の和:13304

約数の個数: 20

約数和(自身を含む): 156057720

約数和(自身を除く): 75724552

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 12907, 25814, 51628, 103256, 206512, 5020823, 10041646, 20083292, 40166584, 80333168]

約数ペア:

[(1, 80333168), (2, 40166584), (4, 20083292), (8, 10041646), (16, 5020823), (389, 206512), (778, 103256), (1556, 51628), (3112, 25814), (6224, 12907)]