30490775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 47157696

約数和(自身を除く): 16666921

約数列:

[1, 5, 7, 17, 25, 35, 37, 85, 119, 175, 185, 259, 277, 425, 595, 629, 925, 1295, 1385, 1939, 2975, 3145, 4403, 4709, 6475, 6925, 9695, 10249, 15725, 22015, 23545, 32963, 48475, 51245, 71743, 110075, 117725, 164815, 174233, 256225, 358715, 824075, 871165, 1219631, 1793575, 4355825, 6098155, 30490775]

約数ペア:

[(1, 30490775), (5, 6098155), (7, 4355825), (17, 1793575), (25, 1219631), (35, 871165), (37, 824075), (85, 358715), (119, 256225), (175, 174233), (185, 164815), (259, 117725), (277, 110075), (425, 71743), (595, 51245), (629, 48475), (925, 32963), (1295, 23545), (1385, 22015), (1939, 15725), (2975, 10249), (3145, 9695), (4403, 6925), (4709, 6475)]