87661360

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5737}}^1$

素因数の和:5941

約数の個数: 40

約数和(自身を含む): 204915456

約数和(自身を除く): 117254096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 5737, 7640, 11474, 15280, 22948, 28685, 45896, 57370, 91792, 114740, 229480, 458960, 1095767, 2191534, 4383068, 5478835, 8766136, 10957670, 17532272, 21915340, 43830680, 87661360]

約数ペア:

[(1, 87661360), (2, 43830680), (4, 21915340), (5, 17532272), (8, 10957670), (10, 8766136), (16, 5478835), (20, 4383068), (40, 2191534), (80, 1095767), (191, 458960), (382, 229480), (764, 114740), (955, 91792), (1528, 57370), (1910, 45896), (3056, 28685), (3820, 22948), (5737, 15280), (7640, 11474)]