253251520

素因数分解:

$2^6\times 5^1\times {\mathrm{791411}}^1$

素因数の和:791428

約数の個数: 28

約数和(自身を含む): 603055944

約数和(自身を除く): 349804424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 791411, 1582822, 3165644, 3957055, 6331288, 7914110, 12662576, 15828220, 25325152, 31656440, 50650304, 63312880, 126625760, 253251520]

約数ペア:

[(1, 253251520), (2, 126625760), (4, 63312880), (5, 50650304), (8, 31656440), (10, 25325152), (16, 15828220), (20, 12662576), (32, 7914110), (40, 6331288), (64, 3957055), (80, 3165644), (160, 1582822), (320, 791411)]