56125000

素因数分解:

$2^3\times 5^6\times {\mathrm{449}}^1$

素因数の和:485

約数の個数: 56

約数和(自身を含む): 131834250

約数和(自身を除く): 75709250

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 449, 500, 625, 898, 1000, 1250, 1796, 2245, 2500, 3125, 3592, 4490, 5000, 6250, 8980, 11225, 12500, 15625, 17960, 22450, 25000, 31250, 44900, 56125, 62500, 89800, 112250, 125000, 224500, 280625, 449000, 561250, 1122500, 1403125, 2245000, 2806250, 5612500, 7015625, 11225000, 14031250, 28062500, 56125000]

約数ペア:

[(1, 56125000), (2, 28062500), (4, 14031250), (5, 11225000), (8, 7015625), (10, 5612500), (20, 2806250), (25, 2245000), (40, 1403125), (50, 1122500), (100, 561250), (125, 449000), (200, 280625), (250, 224500), (449, 125000), (500, 112250), (625, 89800), (898, 62500), (1000, 56125), (1250, 44900), (1796, 31250), (2245, 25000), (2500, 22450), (3125, 17960), (3592, 15625), (4490, 12500), (5000, 11225), (6250, 8980)]