8054800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1549}}^1$

素因数の和:1580

約数の個数: 60

約数和(自身を含む): 20853700

約数和(自身を除く): 12798900

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 1549, 2600, 3098, 5200, 6196, 7745, 12392, 15490, 20137, 24784, 30980, 38725, 40274, 61960, 77450, 80548, 100685, 123920, 154900, 161096, 201370, 309800, 322192, 402740, 503425, 619600, 805480, 1006850, 1610960, 2013700, 4027400, 8054800]

約数ペア:

[(1, 8054800), (2, 4027400), (4, 2013700), (5, 1610960), (8, 1006850), (10, 805480), (13, 619600), (16, 503425), (20, 402740), (25, 322192), (26, 309800), (40, 201370), (50, 161096), (52, 154900), (65, 123920), (80, 100685), (100, 80548), (104, 77450), (130, 61960), (200, 40274), (208, 38725), (260, 30980), (325, 24784), (400, 20137), (520, 15490), (650, 12392), (1040, 7745), (1300, 6196), (1549, 5200), (2600, 3098)]