86516520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{720971}}^1$

素因数の和:720985

約数の個数: 32

約数和(自身を含む): 259549920

約数和(自身を除く): 173033400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 720971, 1441942, 2162913, 2883884, 3604855, 4325826, 5767768, 7209710, 8651652, 10814565, 14419420, 17303304, 21629130, 28838840, 43258260, 86516520]

約数ペア:

[(1, 86516520), (2, 43258260), (3, 28838840), (4, 21629130), (5, 17303304), (6, 14419420), (8, 10814565), (10, 8651652), (12, 7209710), (15, 5767768), (20, 4325826), (24, 3604855), (30, 2883884), (40, 2162913), (60, 1441942), (120, 720971)]