211318900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{162553}}^1$

素因数の和:162580

約数の個数: 36

約数和(自身を含む): 493839052

約数和(自身を除く): 282520152

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 162553, 325106, 650212, 812765, 1625530, 2113189, 3251060, 4063825, 4226378, 8127650, 8452756, 10565945, 16255300, 21131890, 42263780, 52829725, 105659450, 211318900]

約数ペア:

[(1, 211318900), (2, 105659450), (4, 52829725), (5, 42263780), (10, 21131890), (13, 16255300), (20, 10565945), (25, 8452756), (26, 8127650), (50, 4226378), (52, 4063825), (65, 3251060), (100, 2113189), (130, 1625530), (260, 812765), (325, 650212), (650, 325106), (1300, 162553)]