513850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:294

約数の個数: 24

約数和(自身を含む): 982080

約数和(自身を除く): 468230

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 239, 430, 478, 1075, 1195, 2150, 2390, 5975, 10277, 11950, 20554, 51385, 102770, 256925, 513850]

約数ペア:

[(1, 513850), (2, 256925), (5, 102770), (10, 51385), (25, 20554), (43, 11950), (50, 10277), (86, 5975), (215, 2390), (239, 2150), (430, 1195), (478, 1075)]