85127960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1151}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 196266240

約数和(自身を除く): 111138280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1151, 1720, 1849, 2302, 3698, 4604, 5755, 7396, 9208, 9245, 11510, 14792, 18490, 23020, 36980, 46040, 49493, 73960, 98986, 197972, 247465, 395944, 494930, 989860, 1979720, 2128199, 4256398, 8512796, 10640995, 17025592, 21281990, 42563980, 85127960]

約数ペア:

[(1, 85127960), (2, 42563980), (4, 21281990), (5, 17025592), (8, 10640995), (10, 8512796), (20, 4256398), (40, 2128199), (43, 1979720), (86, 989860), (172, 494930), (215, 395944), (344, 247465), (430, 197972), (860, 98986), (1151, 73960), (1720, 49493), (1849, 46040), (2302, 36980), (3698, 23020), (4604, 18490), (5755, 14792), (7396, 11510), (9208, 9245)]