77887960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{52627}}^1$

素因数の和:52675

約数の個数: 32

約数和(自身を含む): 179987760

約数和(自身を除く): 102099800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 52627, 105254, 210508, 263135, 421016, 526270, 1052540, 1947199, 2105080, 3894398, 7788796, 9735995, 15577592, 19471990, 38943980, 77887960]

約数ペア:

[(1, 77887960), (2, 38943980), (4, 19471990), (5, 15577592), (8, 9735995), (10, 7788796), (20, 3894398), (37, 2105080), (40, 1947199), (74, 1052540), (148, 526270), (185, 421016), (296, 263135), (370, 210508), (740, 105254), (1480, 52627)]