54997000

素因数分解:

$2^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 131788800

約数和(自身を除く): 76791800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 125, 172, 200, 215, 250, 344, 430, 500, 860, 1000, 1075, 1279, 1720, 2150, 2558, 4300, 5116, 5375, 6395, 8600, 10232, 10750, 12790, 21500, 25580, 31975, 43000, 51160, 54997, 63950, 109994, 127900, 159875, 219988, 255800, 274985, 319750, 439976, 549970, 639500, 1099940, 1279000, 1374925, 2199880, 2749850, 5499700, 6874625, 10999400, 13749250, 27498500, 54997000]

約数ペア:

[(1, 54997000), (2, 27498500), (4, 13749250), (5, 10999400), (8, 6874625), (10, 5499700), (20, 2749850), (25, 2199880), (40, 1374925), (43, 1279000), (50, 1099940), (86, 639500), (100, 549970), (125, 439976), (172, 319750), (200, 274985), (215, 255800), (250, 219988), (344, 159875), (430, 127900), (500, 109994), (860, 63950), (1000, 54997), (1075, 51160), (1279, 43000), (1720, 31975), (2150, 25580), (2558, 21500), (4300, 12790), (5116, 10750), (5375, 10232), (6395, 8600)]