31051400

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1451}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 72919440

約数和(自身を除く): 41868040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 856, 1070, 1451, 2140, 2675, 2902, 4280, 5350, 5804, 7255, 10700, 11608, 14510, 21400, 29020, 36275, 58040, 72550, 145100, 155257, 290200, 310514, 621028, 776285, 1242056, 1552570, 3105140, 3881425, 6210280, 7762850, 15525700, 31051400]

約数ペア:

[(1, 31051400), (2, 15525700), (4, 7762850), (5, 6210280), (8, 3881425), (10, 3105140), (20, 1552570), (25, 1242056), (40, 776285), (50, 621028), (100, 310514), (107, 290200), (200, 155257), (214, 145100), (428, 72550), (535, 58040), (856, 36275), (1070, 29020), (1451, 21400), (2140, 14510), (2675, 11608), (2902, 10700), (4280, 7255), (5350, 5804)]