8004725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 10494120

約数和(自身を除く): 2489395

約数列:

[1, 5, 25, 29, 61, 145, 181, 305, 725, 905, 1525, 1769, 4525, 5249, 8845, 11041, 26245, 44225, 55205, 131225, 276025, 320189, 1600945, 8004725]

約数ペア:

[(1, 8004725), (5, 1600945), (25, 320189), (29, 276025), (61, 131225), (145, 55205), (181, 44225), (305, 26245), (725, 11041), (905, 8845), (1525, 5249), (1769, 4525)]