90854485

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 122664960

約数和(自身を除く): 31810475

約数列:

[1, 5, 19, 23, 43, 95, 115, 215, 437, 817, 967, 989, 2185, 4085, 4835, 4945, 18373, 18791, 22241, 41581, 91865, 93955, 111205, 207905, 422579, 790039, 956363, 2112895, 3950195, 4781815, 18170897, 90854485]

約数ペア:

[(1, 90854485), (5, 18170897), (19, 4781815), (23, 3950195), (43, 2112895), (95, 956363), (115, 790039), (215, 422579), (437, 207905), (817, 111205), (967, 93955), (989, 91865), (2185, 41581), (4085, 22241), (4835, 18791), (4945, 18373)]