157542905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 208565280

約数和(自身を除く): 51022375

約数列:

[1, 5, 13, 65, 89, 113, 241, 445, 565, 1157, 1205, 1469, 3133, 5785, 7345, 10057, 15665, 21449, 27233, 50285, 107245, 130741, 136165, 278837, 354029, 653705, 1394185, 1770145, 2423737, 12118685, 31508581, 157542905]

約数ペア:

[(1, 157542905), (5, 31508581), (13, 12118685), (65, 2423737), (89, 1770145), (113, 1394185), (241, 653705), (445, 354029), (565, 278837), (1157, 136165), (1205, 130741), (1469, 107245), (3133, 50285), (5785, 27233), (7345, 21449), (10057, 15665)]