557000

素因数分解:

$2^3\times 5^3\times {\mathrm{557}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 1305720

約数和(自身を除く): 748720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 557, 1000, 1114, 2228, 2785, 4456, 5570, 11140, 13925, 22280, 27850, 55700, 69625, 111400, 139250, 278500, 557000]

約数ペア:

[(1, 557000), (2, 278500), (4, 139250), (5, 111400), (8, 69625), (10, 55700), (20, 27850), (25, 22280), (40, 13925), (50, 11140), (100, 5570), (125, 4456), (200, 2785), (250, 2228), (500, 1114), (557, 1000)]