78273280

素因数分解:

$2^8\times 5^1\times {\mathrm{61151}}^1$

素因数の和:61172

約数の個数: 36

約数和(自身を含む): 187492032

約数和(自身を除く): 109218752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 61151, 122302, 244604, 305755, 489208, 611510, 978416, 1223020, 1956832, 2446040, 3913664, 4892080, 7827328, 9784160, 15654656, 19568320, 39136640, 78273280]

約数ペア:

[(1, 78273280), (2, 39136640), (4, 19568320), (5, 15654656), (8, 9784160), (10, 7827328), (16, 4892080), (20, 3913664), (32, 2446040), (40, 1956832), (64, 1223020), (80, 978416), (128, 611510), (160, 489208), (256, 305755), (320, 244604), (640, 122302), (1280, 61151)]