214225

素因数分解:

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

素因数の和:81

約数の個数: 24

約数和(自身を含む): 312480

約数和(自身を除く): 98255

約数列:

[1, 5, 11, 19, 25, 41, 55, 95, 205, 209, 275, 451, 475, 779, 1025, 1045, 2255, 3895, 5225, 8569, 11275, 19475, 42845, 214225]

約数ペア:

[(1, 214225), (5, 42845), (11, 19475), (19, 11275), (25, 8569), (41, 5225), (55, 3895), (95, 2255), (205, 1045), (209, 1025), (275, 779), (451, 475)]