66615550

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{6763}}^1$

素因数の和:6972

約数の個数: 24

約数和(自身を含む): 124552296

約数和(自身を除く): 57936746

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1970, 4925, 6763, 9850, 13526, 33815, 67630, 169075, 338150, 1332311, 2664622, 6661555, 13323110, 33307775, 66615550]

約数ペア:

[(1, 66615550), (2, 33307775), (5, 13323110), (10, 6661555), (25, 2664622), (50, 1332311), (197, 338150), (394, 169075), (985, 67630), (1970, 33815), (4925, 13526), (6763, 9850)]