57191290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:863

約数の個数: 48

約数和(自身を含む): 114209568

約数和(自身を除く): 57018278

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 169, 215, 338, 430, 559, 787, 845, 1118, 1574, 1690, 2795, 3935, 5590, 7267, 7870, 10231, 14534, 20462, 33841, 36335, 51155, 67682, 72670, 102310, 133003, 169205, 266006, 338410, 439933, 665015, 879866, 1330030, 2199665, 4399330, 5719129, 11438258, 28595645, 57191290]

約数ペア:

[(1, 57191290), (2, 28595645), (5, 11438258), (10, 5719129), (13, 4399330), (26, 2199665), (43, 1330030), (65, 879866), (86, 665015), (130, 439933), (169, 338410), (215, 266006), (338, 169205), (430, 133003), (559, 102310), (787, 72670), (845, 67682), (1118, 51155), (1574, 36335), (1690, 33841), (2795, 20462), (3935, 14534), (5590, 10231), (7267, 7870)]