25028000

素因数分解:

$2^5\times 5^3\times {\mathrm{6257}}^1$

素因数の和:6282

約数の個数: 48

約数和(自身を含む): 61503624

約数和(自身を除く): 36475624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 6257, 12514, 25028, 31285, 50056, 62570, 100112, 125140, 156425, 200224, 250280, 312850, 500560, 625700, 782125, 1001120, 1251400, 1564250, 2502800, 3128500, 5005600, 6257000, 12514000, 25028000]

約数ペア:

[(1, 25028000), (2, 12514000), (4, 6257000), (5, 5005600), (8, 3128500), (10, 2502800), (16, 1564250), (20, 1251400), (25, 1001120), (32, 782125), (40, 625700), (50, 500560), (80, 312850), (100, 250280), (125, 200224), (160, 156425), (200, 125140), (250, 100112), (400, 62570), (500, 50056), (800, 31285), (1000, 25028), (2000, 12514), (4000, 6257)]