7979725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 10922912

約数和(自身を除く): 2943187

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 571, 1075, 2795, 2855, 7423, 13975, 14275, 24553, 37115, 122765, 185575, 319189, 613825, 1595945, 7979725]

約数ペア:

[(1, 7979725), (5, 1595945), (13, 613825), (25, 319189), (43, 185575), (65, 122765), (215, 37115), (325, 24553), (559, 14275), (571, 13975), (1075, 7423), (2795, 2855)]