71320725

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{6469}}^1$

素因数の和:6499

約数の個数: 54

約数和(自身を含む): 148622370

約数和(自身を除く): 77301645

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 441, 525, 735, 1225, 1575, 2205, 3675, 6469, 11025, 19407, 32345, 45283, 58221, 97035, 135849, 161725, 226415, 291105, 316981, 407547, 485175, 679245, 950943, 1132075, 1455525, 1584905, 2037735, 2852829, 3396225, 4754715, 7924525, 10188675, 14264145, 23773575, 71320725]

約数ペア:

[(1, 71320725), (3, 23773575), (5, 14264145), (7, 10188675), (9, 7924525), (15, 4754715), (21, 3396225), (25, 2852829), (35, 2037735), (45, 1584905), (49, 1455525), (63, 1132075), (75, 950943), (105, 679245), (147, 485175), (175, 407547), (225, 316981), (245, 291105), (315, 226415), (441, 161725), (525, 135849), (735, 97035), (1225, 58221), (1575, 45283), (2205, 32345), (3675, 19407), (6469, 11025)]