872136215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 1102429440

約数和(自身を除く): 230293225

約数列:

[1, 5, 41, 61, 97, 205, 305, 485, 719, 2501, 3595, 3977, 5917, 12505, 19885, 29479, 29585, 43859, 69743, 147395, 219295, 242597, 348715, 1212985, 1798219, 2859463, 4254323, 8991095, 14297315, 21271615, 174427243, 872136215]

約数ペア:

[(1, 872136215), (5, 174427243), (41, 21271615), (61, 14297315), (97, 8991095), (205, 4254323), (305, 2859463), (485, 1798219), (719, 1212985), (2501, 348715), (3595, 242597), (3977, 219295), (5917, 147395), (12505, 69743), (19885, 43859), (29479, 29585)]