79220405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 114488640

約数和(自身を除く): 35268235

約数列:

[1, 5, 11, 19, 41, 43, 55, 95, 205, 209, 215, 451, 473, 779, 817, 1045, 1763, 1849, 2255, 2365, 3895, 4085, 8569, 8815, 8987, 9245, 19393, 20339, 33497, 35131, 42845, 44935, 75809, 96965, 101695, 167485, 175655, 368467, 379045, 386441, 833899, 1440371, 1842335, 1932205, 4169495, 7201855, 15844081, 79220405]

約数ペア:

[(1, 79220405), (5, 15844081), (11, 7201855), (19, 4169495), (41, 1932205), (43, 1842335), (55, 1440371), (95, 833899), (205, 386441), (209, 379045), (215, 368467), (451, 175655), (473, 167485), (779, 101695), (817, 96965), (1045, 75809), (1763, 44935), (1849, 42845), (2255, 35131), (2365, 33497), (3895, 20339), (4085, 19393), (8569, 9245), (8815, 8987)]