2008903975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{8597}}^1$

素因数の和:9339

約数の個数: 24

約数和(自身を含む): 2686703040

約数和(自身を除く): 677799065

約数列:

[1, 5, 13, 25, 65, 325, 719, 3595, 8597, 9347, 17975, 42985, 46735, 111761, 214925, 233675, 558805, 2794025, 6181243, 30906215, 80356159, 154531075, 401780795, 2008903975]

約数ペア:

[(1, 2008903975), (5, 401780795), (13, 154531075), (25, 80356159), (65, 30906215), (325, 6181243), (719, 2794025), (3595, 558805), (8597, 233675), (9347, 214925), (17975, 111761), (42985, 46735)]