870856225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{20359}}^1$

素因数の和:20457

約数の個数: 24

約数和(自身を含む): 1136088000

約数和(自身を除く): 265231775

約数列:

[1, 5, 25, 29, 59, 145, 295, 725, 1475, 1711, 8555, 20359, 42775, 101795, 508975, 590411, 1201181, 2952055, 6005905, 14760275, 30029525, 34834249, 174171245, 870856225]

約数ペア:

[(1, 870856225), (5, 174171245), (25, 34834249), (29, 30029525), (59, 14760275), (145, 6005905), (295, 2952055), (725, 1201181), (1475, 590411), (1711, 508975), (8555, 101795), (20359, 42775)]