77171080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{39373}}^1$

素因数の和:39398

約数の個数: 48

約数和(自身を含む): 201988620

約数和(自身を除く): 124817540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 39373, 78746, 157492, 196865, 275611, 314984, 393730, 551222, 787460, 1102444, 1378055, 1574920, 1929277, 2204888, 2756110, 3858554, 5512220, 7717108, 9646385, 11024440, 15434216, 19292770, 38585540, 77171080]

約数ペア:

[(1, 77171080), (2, 38585540), (4, 19292770), (5, 15434216), (7, 11024440), (8, 9646385), (10, 7717108), (14, 5512220), (20, 3858554), (28, 2756110), (35, 2204888), (40, 1929277), (49, 1574920), (56, 1378055), (70, 1102444), (98, 787460), (140, 551222), (196, 393730), (245, 314984), (280, 275611), (392, 196865), (490, 157492), (980, 78746), (1960, 39373)]