1258232000

素因数分解:

$2^6\times 5^3\times {\mathrm{157279}}^1$

素因数の和:157306

約数の個数: 56

約数和(自身を含む): 3116031360

約数和(自身を除く): 1857799360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 157279, 314558, 629116, 786395, 1258232, 1572790, 2516464, 3145580, 3931975, 5032928, 6291160, 7863950, 10065856, 12582320, 15727900, 19659875, 25164640, 31455800, 39319750, 50329280, 62911600, 78639500, 125823200, 157279000, 251646400, 314558000, 629116000, 1258232000]

約数ペア:

[(1, 1258232000), (2, 629116000), (4, 314558000), (5, 251646400), (8, 157279000), (10, 125823200), (16, 78639500), (20, 62911600), (25, 50329280), (32, 39319750), (40, 31455800), (50, 25164640), (64, 19659875), (80, 15727900), (100, 12582320), (125, 10065856), (160, 7863950), (200, 6291160), (250, 5032928), (320, 3931975), (400, 3145580), (500, 2516464), (800, 1572790), (1000, 1258232), (1600, 786395), (2000, 629116), (4000, 314558), (8000, 157279)]