258539930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{81047}}^1$

素因数の和:81094

約数の個数: 32

約数和(自身を含む): 525191040

約数和(自身を除く): 266651110

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 81047, 162094, 405235, 810470, 891517, 1783034, 2350363, 4457585, 4700726, 8915170, 11751815, 23503630, 25853993, 51707986, 129269965, 258539930]

約数ペア:

[(1, 258539930), (2, 129269965), (5, 51707986), (10, 25853993), (11, 23503630), (22, 11751815), (29, 8915170), (55, 4700726), (58, 4457585), (110, 2350363), (145, 1783034), (290, 891517), (319, 810470), (638, 405235), (1595, 162094), (3190, 81047)]