25255000

素因数分解:

$2^3\times 5^4\times {\mathrm{5051}}^1$

素因数の和:5077

約数の個数: 40

約数和(自身を含む): 59184180

約数和(自身を除く): 33929180

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 5051, 10102, 20204, 25255, 40408, 50510, 101020, 126275, 202040, 252550, 505100, 631375, 1010200, 1262750, 2525500, 3156875, 5051000, 6313750, 12627500, 25255000]

約数ペア:

[(1, 25255000), (2, 12627500), (4, 6313750), (5, 5051000), (8, 3156875), (10, 2525500), (20, 1262750), (25, 1010200), (40, 631375), (50, 505100), (100, 252550), (125, 202040), (200, 126275), (250, 101020), (500, 50510), (625, 40408), (1000, 25255), (1250, 20204), (2500, 10102), (5000, 5051)]