6481475

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 11280528

約数和(自身を除く): 4799053

約数列:

[1, 5, 7, 11, 13, 25, 35, 37, 49, 55, 65, 77, 91, 143, 175, 185, 245, 259, 275, 325, 385, 407, 455, 481, 539, 637, 715, 925, 1001, 1225, 1295, 1813, 1925, 2035, 2275, 2405, 2695, 2849, 3185, 3367, 3575, 5005, 5291, 6475, 7007, 9065, 10175, 12025, 13475, 14245, 15925, 16835, 19943, 23569, 25025, 26455, 35035, 37037, 45325, 71225, 84175, 99715, 117845, 132275, 175175, 185185, 259259, 498575, 589225, 925925, 1296295, 6481475]

約数ペア:

[(1, 6481475), (5, 1296295), (7, 925925), (11, 589225), (13, 498575), (25, 259259), (35, 185185), (37, 175175), (49, 132275), (55, 117845), (65, 99715), (77, 84175), (91, 71225), (143, 45325), (175, 37037), (185, 35035), (245, 26455), (259, 25025), (275, 23569), (325, 19943), (385, 16835), (407, 15925), (455, 14245), (481, 13475), (539, 12025), (637, 10175), (715, 9065), (925, 7007), (1001, 6475), (1225, 5291), (1295, 5005), (1813, 3575), (1925, 3367), (2035, 3185), (2275, 2849), (2405, 2695)]