12125000

素因数分解:

$2^3\times 5^6\times {\mathrm{97}}^1$

素因数の和:133

約数の個数: 56

約数和(自身を含む): 28710570

約数和(自身を除く): 16585570

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, 15625, 19400, 24250, 25000, 31250, 48500, 60625, 62500, 97000, 121250, 125000, 242500, 303125, 485000, 606250, 1212500, 1515625, 2425000, 3031250, 6062500, 12125000]

約数ペア:

[(1, 12125000), (2, 6062500), (4, 3031250), (5, 2425000), (8, 1515625), (10, 1212500), (20, 606250), (25, 485000), (40, 303125), (50, 242500), (97, 125000), (100, 121250), (125, 97000), (194, 62500), (200, 60625), (250, 48500), (388, 31250), (485, 25000), (500, 24250), (625, 19400), (776, 15625), (970, 12500), (1000, 12125), (1250, 9700), (1940, 6250), (2425, 5000), (2500, 4850), (3125, 3880)]