55105570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6949}}^1$

素因数の和:7030

約数の個数: 32

約数和(自身を含む): 108586800

約数和(自身を除く): 53481230

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 6949, 7930, 13898, 34745, 69490, 90337, 180674, 423889, 451685, 847778, 903370, 2119445, 4238890, 5510557, 11021114, 27552785, 55105570]

約数ペア:

[(1, 55105570), (2, 27552785), (5, 11021114), (10, 5510557), (13, 4238890), (26, 2119445), (61, 903370), (65, 847778), (122, 451685), (130, 423889), (305, 180674), (610, 90337), (793, 69490), (1586, 34745), (3965, 13898), (6949, 7930)]