252668500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{10313}}^1$

素因数の和:10346

約数の個数: 72

約数和(自身を含む): 641984616

約数和(自身を除く): 389316116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 2450, 3500, 4900, 6125, 10313, 12250, 20626, 24500, 41252, 51565, 72191, 103130, 144382, 206260, 257825, 288764, 360955, 505337, 515650, 721910, 1010674, 1031300, 1289125, 1443820, 1804775, 2021348, 2526685, 2578250, 3609550, 5053370, 5156500, 7219100, 9023875, 10106740, 12633425, 18047750, 25266850, 36095500, 50533700, 63167125, 126334250, 252668500]

約数ペア:

[(1, 252668500), (2, 126334250), (4, 63167125), (5, 50533700), (7, 36095500), (10, 25266850), (14, 18047750), (20, 12633425), (25, 10106740), (28, 9023875), (35, 7219100), (49, 5156500), (50, 5053370), (70, 3609550), (98, 2578250), (100, 2526685), (125, 2021348), (140, 1804775), (175, 1443820), (196, 1289125), (245, 1031300), (250, 1010674), (350, 721910), (490, 515650), (500, 505337), (700, 360955), (875, 288764), (980, 257825), (1225, 206260), (1750, 144382), (2450, 103130), (3500, 72191), (4900, 51565), (6125, 41252), (10313, 24500), (12250, 20626)]