1645610005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1\times {\mathrm{991}}^1$

素因数の和:1501

約数の個数: 32

約数和(自身を含む): 2169861120

約数和(自身を除く): 524251115

約数列:

[1, 5, 13, 59, 65, 295, 433, 767, 991, 2165, 3835, 4955, 5629, 12883, 25547, 28145, 58469, 64415, 127735, 292345, 332111, 429103, 760097, 1660555, 2145515, 3800485, 5578339, 25317077, 27891695, 126585385, 329122001, 1645610005]

約数ペア:

[(1, 1645610005), (5, 329122001), (13, 126585385), (59, 27891695), (65, 25317077), (295, 5578339), (433, 3800485), (767, 2145515), (991, 1660555), (2165, 760097), (3835, 429103), (4955, 332111), (5629, 292345), (12883, 127735), (25547, 64415), (28145, 58469)]