71296225

素因数分解:

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

素因数の和:96

約数の個数: 108

約数和(自身を含む): 125025852

約数和(自身を除く): 53729627

約数列:

[1, 5, 7, 11, 13, 25, 35, 37, 49, 55, 65, 77, 91, 121, 143, 175, 185, 245, 259, 275, 325, 385, 407, 455, 481, 539, 605, 637, 715, 847, 925, 1001, 1225, 1295, 1573, 1813, 1925, 2035, 2275, 2405, 2695, 2849, 3025, 3185, 3367, 3575, 4235, 4477, 5005, 5291, 5929, 6475, 7007, 7865, 9065, 10175, 11011, 12025, 13475, 14245, 15925, 16835, 19943, 21175, 22385, 23569, 25025, 26455, 29645, 31339, 35035, 37037, 39325, 45325, 55055, 58201, 71225, 77077, 84175, 99715, 111925, 117845, 132275, 148225, 156695, 175175, 185185, 219373, 259259, 275275, 291005, 385385, 407407, 498575, 589225, 783475, 925925, 1096865, 1296295, 1455025, 1926925, 2037035, 2851849, 5484325, 6481475, 10185175, 14259245, 71296225]

約数ペア:

[(1, 71296225), (5, 14259245), (7, 10185175), (11, 6481475), (13, 5484325), (25, 2851849), (35, 2037035), (37, 1926925), (49, 1455025), (55, 1296295), (65, 1096865), (77, 925925), (91, 783475), (121, 589225), (143, 498575), (175, 407407), (185, 385385), (245, 291005), (259, 275275), (275, 259259), (325, 219373), (385, 185185), (407, 175175), (455, 156695), (481, 148225), (539, 132275), (605, 117845), (637, 111925), (715, 99715), (847, 84175), (925, 77077), (1001, 71225), (1225, 58201), (1295, 55055), (1573, 45325), (1813, 39325), (1925, 37037), (2035, 35035), (2275, 31339), (2405, 29645), (2695, 26455), (2849, 25025), (3025, 23569), (3185, 22385), (3367, 21175), (3575, 19943), (4235, 16835), (4477, 15925), (5005, 14245), (5291, 13475), (5929, 12025), (6475, 11011), (7007, 10175), (7865, 9065)]