389124290

素因数分解:

$2^1\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{25121}}^1$

素因数の和:26677

約数の個数: 16

約数和(自身を含む): 700903800

約数和(自身を除く): 311779510

約数列:

[1, 2, 5, 10, 1549, 3098, 7745, 15490, 25121, 50242, 125605, 251210, 38912429, 77824858, 194562145, 389124290]

約数ペア:

[(1, 389124290), (2, 194562145), (5, 77824858), (10, 38912429), (1549, 251210), (3098, 125605), (7745, 50242), (15490, 25121)]