20125034545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1\times {\mathrm{1289}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 30494361600

約数和(自身を除く): 10369327055

約数列:

[1, 5, 7, 11, 35, 55, 77, 107, 379, 385, 535, 749, 1177, 1289, 1895, 2653, 3745, 4169, 5885, 6445, 8239, 9023, 13265, 14179, 20845, 29183, 40553, 41195, 45115, 70895, 99253, 137923, 145915, 202765, 283871, 446083, 488531, 496265, 689615, 965461, 1419355, 1517153, 2230415, 2442655, 3122581, 3419717, 4827305, 5373841, 7585765, 10620071, 15612905, 17098585, 26869205, 37616887, 52272817, 53100355, 188084435, 261364085, 365909719, 575000987, 1829548595, 2875004935, 4025006909, 20125034545]

約数ペア:

[(1, 20125034545), (5, 4025006909), (7, 2875004935), (11, 1829548595), (35, 575000987), (55, 365909719), (77, 261364085), (107, 188084435), (379, 53100355), (385, 52272817), (535, 37616887), (749, 26869205), (1177, 17098585), (1289, 15612905), (1895, 10620071), (2653, 7585765), (3745, 5373841), (4169, 4827305), (5885, 3419717), (6445, 3122581), (8239, 2442655), (9023, 2230415), (13265, 1517153), (14179, 1419355), (20845, 965461), (29183, 689615), (40553, 496265), (41195, 488531), (45115, 446083), (70895, 283871), (99253, 202765), (137923, 145915)]