17125000

素因数分解:

$2^3\times 5^6\times {\mathrm{137}}^1$

素因数の和:173

約数の個数: 56

約数和(自身を含む): 40429170

約数和(自身を除く): 23304170

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 137, 200, 250, 274, 500, 548, 625, 685, 1000, 1096, 1250, 1370, 2500, 2740, 3125, 3425, 5000, 5480, 6250, 6850, 12500, 13700, 15625, 17125, 25000, 27400, 31250, 34250, 62500, 68500, 85625, 125000, 137000, 171250, 342500, 428125, 685000, 856250, 1712500, 2140625, 3425000, 4281250, 8562500, 17125000]

約数ペア:

[(1, 17125000), (2, 8562500), (4, 4281250), (5, 3425000), (8, 2140625), (10, 1712500), (20, 856250), (25, 685000), (40, 428125), (50, 342500), (100, 171250), (125, 137000), (137, 125000), (200, 85625), (250, 68500), (274, 62500), (500, 34250), (548, 31250), (625, 27400), (685, 25000), (1000, 17125), (1096, 15625), (1250, 13700), (1370, 12500), (2500, 6850), (2740, 6250), (3125, 5480), (3425, 5000)]