200681780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{771853}}^1$

素因数の和:771875

約数の個数: 24

約数和(自身を含む): 453850152

約数和(自身を除く): 253168372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 771853, 1543706, 3087412, 3859265, 7718530, 10034089, 15437060, 20068178, 40136356, 50170445, 100340890, 200681780]

約数ペア:

[(1, 200681780), (2, 100340890), (4, 50170445), (5, 40136356), (10, 20068178), (13, 15437060), (20, 10034089), (26, 7718530), (52, 3859265), (65, 3087412), (130, 1543706), (260, 771853)]