80012884

素因数分解:

$2^2\times 7^2\times {\mathrm{408229}}^1$

素因数の和:408247

約数の個数: 18

約数和(自身を含む): 162883770

約数和(自身を除く): 82870886

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 408229, 816458, 1632916, 2857603, 5715206, 11430412, 20003221, 40006442, 80012884]

約数ペア:

[(1, 80012884), (2, 40006442), (4, 20003221), (7, 11430412), (14, 5715206), (28, 2857603), (49, 1632916), (98, 816458), (196, 408229)]