125939905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 196213248

約数和(自身を除く): 70273343

約数列:

[1, 5, 7, 13, 35, 41, 43, 65, 91, 157, 205, 215, 287, 301, 455, 533, 559, 785, 1099, 1435, 1505, 1763, 2041, 2665, 2795, 3731, 3913, 5495, 6437, 6751, 8815, 10205, 12341, 14287, 18655, 19565, 22919, 32185, 33755, 45059, 47257, 61705, 71435, 83681, 87763, 114595, 160433, 225295, 236285, 276791, 418405, 438815, 585767, 614341, 802165, 1383955, 1937537, 2928835, 3071705, 3598283, 9687685, 17991415, 25187981, 125939905]

約数ペア:

[(1, 125939905), (5, 25187981), (7, 17991415), (13, 9687685), (35, 3598283), (41, 3071705), (43, 2928835), (65, 1937537), (91, 1383955), (157, 802165), (205, 614341), (215, 585767), (287, 438815), (301, 418405), (455, 276791), (533, 236285), (559, 225295), (785, 160433), (1099, 114595), (1435, 87763), (1505, 83681), (1763, 71435), (2041, 61705), (2665, 47257), (2795, 45059), (3731, 33755), (3913, 32185), (5495, 22919), (6437, 19565), (6751, 18655), (8815, 14287), (10205, 12341)]