66713960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{45077}}^1$

素因数の和:45125

約数の個数: 32

約数和(自身を含む): 154166760

約数和(自身を除く): 87452800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 45077, 90154, 180308, 225385, 360616, 450770, 901540, 1667849, 1803080, 3335698, 6671396, 8339245, 13342792, 16678490, 33356980, 66713960]

約数ペア:

[(1, 66713960), (2, 33356980), (4, 16678490), (5, 13342792), (8, 8339245), (10, 6671396), (20, 3335698), (37, 1803080), (40, 1667849), (74, 901540), (148, 450770), (185, 360616), (296, 225385), (370, 180308), (740, 90154), (1480, 45077)]