25502080

素因数分解:

$2^7\times 5^1\times {\mathrm{39847}}^1$

素因数の和:39866

約数の個数: 32

約数和(自身を含む): 60967440

約数和(自身を除く): 35465360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39847, 79694, 159388, 199235, 318776, 398470, 637552, 796940, 1275104, 1593880, 2550208, 3187760, 5100416, 6375520, 12751040, 25502080]

約数ペア:

[(1, 25502080), (2, 12751040), (4, 6375520), (5, 5100416), (8, 3187760), (10, 2550208), (16, 1593880), (20, 1275104), (32, 796940), (40, 637552), (64, 398470), (80, 318776), (128, 199235), (160, 159388), (320, 79694), (640, 39847)]