8242025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 12374208

約数和(自身を除く): 4132183

約数列:

[1, 5, 11, 17, 25, 41, 43, 55, 85, 187, 205, 215, 275, 425, 451, 473, 697, 731, 935, 1025, 1075, 1763, 2255, 2365, 3485, 3655, 4675, 7667, 8041, 8815, 11275, 11825, 17425, 18275, 19393, 29971, 38335, 40205, 44075, 96965, 149855, 191675, 201025, 329681, 484825, 749275, 1648405, 8242025]

約数ペア:

[(1, 8242025), (5, 1648405), (11, 749275), (17, 484825), (25, 329681), (41, 201025), (43, 191675), (55, 149855), (85, 96965), (187, 44075), (205, 40205), (215, 38335), (275, 29971), (425, 19393), (451, 18275), (473, 17425), (697, 11825), (731, 11275), (935, 8815), (1025, 8041), (1075, 7667), (1763, 4675), (2255, 3655), (2365, 3485)]