25336675

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 41361936

約数和(自身を除く): 16025261

約数列:

[1, 5, 7, 13, 25, 35, 37, 43, 49, 65, 91, 175, 185, 215, 245, 259, 301, 325, 455, 481, 559, 637, 925, 1075, 1225, 1295, 1505, 1591, 1813, 2107, 2275, 2405, 2795, 3185, 3367, 3913, 6475, 7525, 7955, 9065, 10535, 11137, 12025, 13975, 15925, 16835, 19565, 20683, 23569, 27391, 39775, 45325, 52675, 55685, 77959, 84175, 97825, 103415, 117845, 136955, 144781, 278425, 389795, 517075, 589225, 684775, 723905, 1013467, 1948975, 3619525, 5067335, 25336675]

約数ペア:

[(1, 25336675), (5, 5067335), (7, 3619525), (13, 1948975), (25, 1013467), (35, 723905), (37, 684775), (43, 589225), (49, 517075), (65, 389795), (91, 278425), (175, 144781), (185, 136955), (215, 117845), (245, 103415), (259, 97825), (301, 84175), (325, 77959), (455, 55685), (481, 52675), (559, 45325), (637, 39775), (925, 27391), (1075, 23569), (1225, 20683), (1295, 19565), (1505, 16835), (1591, 15925), (1813, 13975), (2107, 12025), (2275, 11137), (2405, 10535), (2795, 9065), (3185, 7955), (3367, 7525), (3913, 6475)]