2425000

素因数分解:

$2^3\times 5^5\times {\mathrm{97}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 5741820

約数和(自身を除く): 3316820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 125, 194, 200, 250, 388, 485, 500, 625, 776, 970, 1000, 1250, 1940, 2425, 2500, 3125, 3880, 4850, 5000, 6250, 9700, 12125, 12500, 19400, 24250, 25000, 48500, 60625, 97000, 121250, 242500, 303125, 485000, 606250, 1212500, 2425000]

約数ペア:

[(1, 2425000), (2, 1212500), (4, 606250), (5, 485000), (8, 303125), (10, 242500), (20, 121250), (25, 97000), (40, 60625), (50, 48500), (97, 25000), (100, 24250), (125, 19400), (194, 12500), (200, 12125), (250, 9700), (388, 6250), (485, 5000), (500, 4850), (625, 3880), (776, 3125), (970, 2500), (1000, 2425), (1250, 1940)]