205543390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{1567}}^1$

素因数の和:2596

約数の個数: 32

約数和(自身を含む): 399087360

約数和(自身を除く): 193543970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1009, 1567, 2018, 3134, 5045, 7835, 10090, 13117, 15670, 20371, 26234, 40742, 65585, 101855, 131170, 203710, 1581103, 3162206, 7905515, 15811030, 20554339, 41108678, 102771695, 205543390]

約数ペア:

[(1, 205543390), (2, 102771695), (5, 41108678), (10, 20554339), (13, 15811030), (26, 7905515), (65, 3162206), (130, 1581103), (1009, 203710), (1567, 131170), (2018, 101855), (3134, 65585), (5045, 40742), (7835, 26234), (10090, 20371), (13117, 15670)]