57400550

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{12899}}^1$

素因数の和:13000

約数の個数: 24

約数和(自身を含む): 107973000

約数和(自身を除く): 50572450

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 12899, 25798, 64495, 128990, 322475, 644950, 1148011, 2296022, 5740055, 11480110, 28700275, 57400550]

約数ペア:

[(1, 57400550), (2, 28700275), (5, 11480110), (10, 5740055), (25, 2296022), (50, 1148011), (89, 644950), (178, 322475), (445, 128990), (890, 64495), (2225, 25798), (4450, 12899)]