129880465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{487}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 183972096

約数和(自身を除く): 54091631

約数列:

[1, 5, 11, 13, 55, 65, 143, 373, 487, 715, 1865, 2435, 4103, 4849, 5357, 6331, 20515, 24245, 26785, 31655, 53339, 69641, 181651, 266695, 348205, 908255, 1998161, 2361463, 9990805, 11807315, 25976093, 129880465]

約数ペア:

[(1, 129880465), (5, 25976093), (11, 11807315), (13, 9990805), (55, 2361463), (65, 1998161), (143, 908255), (373, 348205), (487, 266695), (715, 181651), (1865, 69641), (2435, 53339), (4103, 31655), (4849, 26785), (5357, 24245), (6331, 20515)]