66726490

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{64783}}^1$

素因数の和:64893

約数の個数: 16

約数和(自身を含む): 121275648

約数和(自身を除く): 54549158

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 64783, 129566, 323915, 647830, 6672649, 13345298, 33363245, 66726490]

約数ペア:

[(1, 66726490), (2, 33363245), (5, 13345298), (10, 6672649), (103, 647830), (206, 323915), (515, 129566), (1030, 64783)]