207939446780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4143871}}^1$

素因数の和:4144086

約数の個数: 48

約数和(自身を含む): 472699766784

約数和(自身を除く): 264760320004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 772, 965, 1930, 2509, 3860, 5018, 10036, 12545, 25090, 50180, 4143871, 8287742, 16575484, 20719355, 41438710, 53870323, 82877420, 107740646, 215481292, 269351615, 538703230, 799767103, 1077406460, 1599534206, 3199068412, 3998835515, 7997671030, 10396972339, 15995342060, 20793944678, 41587889356, 51984861695, 103969723390, 207939446780]

約数ペア:

[(1, 207939446780), (2, 103969723390), (4, 51984861695), (5, 41587889356), (10, 20793944678), (13, 15995342060), (20, 10396972339), (26, 7997671030), (52, 3998835515), (65, 3199068412), (130, 1599534206), (193, 1077406460), (260, 799767103), (386, 538703230), (772, 269351615), (965, 215481292), (1930, 107740646), (2509, 82877420), (3860, 53870323), (5018, 41438710), (10036, 20719355), (12545, 16575484), (25090, 8287742), (50180, 4143871)]