25172975

素因数分解:

$5^2\times {\mathrm{41}}^2\times {\mathrm{599}}^1$

素因数の和:691

約数の個数: 18

約数和(自身を含む): 32047800

約数和(自身を除く): 6874825

約数列:

[1, 5, 25, 41, 205, 599, 1025, 1681, 2995, 8405, 14975, 24559, 42025, 122795, 613975, 1006919, 5034595, 25172975]

約数ペア:

[(1, 25172975), (5, 5034595), (25, 1006919), (41, 613975), (205, 122795), (599, 42025), (1025, 24559), (1681, 14975), (2995, 8405)]