15660013325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{255361}}^1$

素因数の和:255605

約数の個数: 24

約数和(自身を含む): 21278804736

約数和(自身を除く): 5618791411

約数列:

[1, 5, 11, 25, 55, 223, 275, 1115, 2453, 5575, 12265, 61325, 255361, 1276805, 2808971, 6384025, 14044855, 56945503, 70224275, 284727515, 626400533, 1423637575, 3132002665, 15660013325]

約数ペア:

[(1, 15660013325), (5, 3132002665), (11, 1423637575), (25, 626400533), (55, 284727515), (223, 70224275), (275, 56945503), (1115, 14044855), (2453, 6384025), (5575, 2808971), (12265, 1276805), (61325, 255361)]