489026075

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{219787}}^1$

素因数の和:219886

約数の個数: 12

約数和(自身を含む): 613208520

約数和(自身を除く): 124182445

約数列:

[1, 5, 25, 89, 445, 2225, 219787, 1098935, 5494675, 19561043, 97805215, 489026075]

約数ペア:

[(1, 489026075), (5, 97805215), (25, 19561043), (89, 5494675), (445, 1098935), (2225, 219787)]