2005379725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{467}}^1\times {\mathrm{5923}}^1$

素因数の和:6429

約数の個数: 24

約数和(自身を含む): 2578361760

約数和(自身を除く): 572982035

約数列:

[1, 5, 25, 29, 145, 467, 725, 2335, 5923, 11675, 13543, 29615, 67715, 148075, 171767, 338575, 858835, 2766041, 4294175, 13830205, 69151025, 80215189, 401075945, 2005379725]

約数ペア:

[(1, 2005379725), (5, 401075945), (25, 80215189), (29, 69151025), (145, 13830205), (467, 4294175), (725, 2766041), (2335, 858835), (5923, 338575), (11675, 171767), (13543, 148075), (29615, 67715)]