80221498

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{72533}}^1$

素因数の和:72621

約数の個数: 16

約数和(自身を含む): 139265280

約数和(自身を除く): 59043782

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 72533, 145066, 507731, 1015462, 5730107, 11460214, 40110749, 80221498]

約数ペア:

[(1, 80221498), (2, 40110749), (7, 11460214), (14, 5730107), (79, 1015462), (158, 507731), (553, 145066), (1106, 72533)]