78794000

素因数分解:

$2^4\times 5^3\times {\mathrm{39397}}^1$

素因数の和:39420

約数の個数: 40

約数和(自身を含む): 190528728

約数和(自身を除く): 111734728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 39397, 78794, 157588, 196985, 315176, 393970, 630352, 787940, 984925, 1575880, 1969850, 3151760, 3939700, 4924625, 7879400, 9849250, 15758800, 19698500, 39397000, 78794000]

約数ペア:

[(1, 78794000), (2, 39397000), (4, 19698500), (5, 15758800), (8, 9849250), (10, 7879400), (16, 4924625), (20, 3939700), (25, 3151760), (40, 1969850), (50, 1575880), (80, 984925), (100, 787940), (125, 630352), (200, 393970), (250, 315176), (400, 196985), (500, 157588), (1000, 78794), (2000, 39397)]