489551435

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 648000000

約数和(自身を除く): 158448565

約数列:

[1, 5, 19, 23, 95, 115, 437, 449, 499, 2185, 2245, 2495, 8531, 9481, 10327, 11477, 42655, 47405, 51635, 57385, 196213, 218063, 224051, 981065, 1090315, 1120255, 4256969, 5153173, 21284845, 25765865, 97910287, 489551435]

約数ペア:

[(1, 489551435), (5, 97910287), (19, 25765865), (23, 21284845), (95, 5153173), (115, 4256969), (437, 1120255), (449, 1090315), (499, 981065), (2185, 224051), (2245, 218063), (2495, 196213), (8531, 57385), (9481, 51635), (10327, 47405), (11477, 42655)]