25214080

素因数分解:

$2^7\times 5^1\times {\mathrm{39397}}^1$

素因数の和:39416

約数の個数: 32

約数和(自身を含む): 60278940

約数和(自身を除く): 35064860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39397, 78794, 157588, 196985, 315176, 393970, 630352, 787940, 1260704, 1575880, 2521408, 3151760, 5042816, 6303520, 12607040, 25214080]

約数ペア:

[(1, 25214080), (2, 12607040), (4, 6303520), (5, 5042816), (8, 3151760), (10, 2521408), (16, 1575880), (20, 1260704), (32, 787940), (40, 630352), (64, 393970), (80, 315176), (128, 196985), (160, 157588), (320, 78794), (640, 39397)]