29900900

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{2903}}^1$

素因数の和:3020

約数の個数: 36

約数和(自身を含む): 65537472

約数和(自身を除く): 35636572

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 2903, 5150, 5806, 10300, 11612, 14515, 29030, 58060, 72575, 145150, 290300, 299009, 598018, 1196036, 1495045, 2990090, 5980180, 7475225, 14950450, 29900900]

約数ペア:

[(1, 29900900), (2, 14950450), (4, 7475225), (5, 5980180), (10, 2990090), (20, 1495045), (25, 1196036), (50, 598018), (100, 299009), (103, 290300), (206, 145150), (412, 72575), (515, 58060), (1030, 29030), (2060, 14515), (2575, 11612), (2903, 10300), (5150, 5806)]