1568129950

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{359}}^1\times {\mathrm{439}}^1$

素因数の和:1009

約数の個数: 48

約数和(自身を含む): 2946240000

約数和(自身を除く): 1378110050

約数列:

[1, 2, 5, 10, 25, 50, 199, 359, 398, 439, 718, 878, 995, 1795, 1990, 2195, 3590, 4390, 4975, 8975, 9950, 10975, 17950, 21950, 71441, 87361, 142882, 157601, 174722, 315202, 357205, 436805, 714410, 788005, 873610, 1576010, 1786025, 2184025, 3572050, 3940025, 4368050, 7880050, 31362599, 62725198, 156812995, 313625990, 784064975, 1568129950]

約数ペア:

[(1, 1568129950), (2, 784064975), (5, 313625990), (10, 156812995), (25, 62725198), (50, 31362599), (199, 7880050), (359, 4368050), (398, 3940025), (439, 3572050), (718, 2184025), (878, 1786025), (995, 1576010), (1795, 873610), (1990, 788005), (2195, 714410), (3590, 436805), (4390, 357205), (4975, 315202), (8975, 174722), (9950, 157601), (10975, 142882), (17950, 87361), (21950, 71441)]