128087570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{3557}}^1$

素因数の和:3854

約数の個数: 32

約数和(自身を含む): 249259248

約数和(自身を除く): 121171678

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1385, 2770, 3557, 3601, 7114, 7202, 17785, 18005, 35570, 36010, 46241, 92482, 231205, 462410, 985289, 1970578, 4926445, 9852890, 12808757, 25617514, 64043785, 128087570]

約数ペア:

[(1, 128087570), (2, 64043785), (5, 25617514), (10, 12808757), (13, 9852890), (26, 4926445), (65, 1970578), (130, 985289), (277, 462410), (554, 231205), (1385, 92482), (2770, 46241), (3557, 36010), (3601, 35570), (7114, 18005), (7202, 17785)]