201438745

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1\times {\mathrm{457}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 244022400

約数和(自身を除く): 42583655

約数列:

[1, 5, 199, 443, 457, 995, 2215, 2285, 88157, 90943, 202451, 440785, 454715, 1012255, 40287749, 201438745]

約数ペア:

[(1, 201438745), (5, 40287749), (199, 1012255), (443, 454715), (457, 440785), (995, 202451), (2215, 90943), (2285, 88157)]