25345000

素因数分解:

$2^3\times 5^4\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 80

約数和(自身を含む): 61433460

約数和(自身を除く): 36088460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 125, 137, 148, 185, 200, 250, 274, 296, 370, 500, 548, 625, 685, 740, 925, 1000, 1096, 1250, 1370, 1480, 1850, 2500, 2740, 3425, 3700, 4625, 5000, 5069, 5480, 6850, 7400, 9250, 10138, 13700, 17125, 18500, 20276, 23125, 25345, 27400, 34250, 37000, 40552, 46250, 50690, 68500, 85625, 92500, 101380, 126725, 137000, 171250, 185000, 202760, 253450, 342500, 506900, 633625, 685000, 1013800, 1267250, 2534500, 3168125, 5069000, 6336250, 12672500, 25345000]

約数ペア:

[(1, 25345000), (2, 12672500), (4, 6336250), (5, 5069000), (8, 3168125), (10, 2534500), (20, 1267250), (25, 1013800), (37, 685000), (40, 633625), (50, 506900), (74, 342500), (100, 253450), (125, 202760), (137, 185000), (148, 171250), (185, 137000), (200, 126725), (250, 101380), (274, 92500), (296, 85625), (370, 68500), (500, 50690), (548, 46250), (625, 40552), (685, 37000), (740, 34250), (925, 27400), (1000, 25345), (1096, 23125), (1250, 20276), (1370, 18500), (1480, 17125), (1850, 13700), (2500, 10138), (2740, 9250), (3425, 7400), (3700, 6850), (4625, 5480), (5000, 5069)]