457487225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 667144800

約数和(自身を除く): 209657575

約数列:

[1, 5, 13, 19, 25, 41, 65, 95, 139, 169, 205, 247, 325, 475, 533, 695, 779, 845, 1025, 1235, 1807, 2641, 2665, 3211, 3475, 3895, 4225, 5699, 6175, 6929, 9035, 10127, 13205, 13325, 16055, 19475, 23491, 28495, 34333, 34645, 45175, 50635, 66025, 74087, 80275, 108281, 117455, 131651, 142475, 171665, 173225, 253175, 370435, 446329, 541405, 587275, 658255, 858325, 963131, 1407653, 1852175, 2231645, 2707025, 3291275, 4815655, 7038265, 11158225, 18299489, 24078275, 35191325, 91497445, 457487225]

約数ペア:

[(1, 457487225), (5, 91497445), (13, 35191325), (19, 24078275), (25, 18299489), (41, 11158225), (65, 7038265), (95, 4815655), (139, 3291275), (169, 2707025), (205, 2231645), (247, 1852175), (325, 1407653), (475, 963131), (533, 858325), (695, 658255), (779, 587275), (845, 541405), (1025, 446329), (1235, 370435), (1807, 253175), (2641, 173225), (2665, 171665), (3211, 142475), (3475, 131651), (3895, 117455), (4225, 108281), (5699, 80275), (6175, 74087), (6929, 66025), (9035, 50635), (10127, 45175), (13205, 34645), (13325, 34333), (16055, 28495), (19475, 23491)]