27549275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 39580800

約数和(自身を除く): 12031525

約数列:

[1, 5, 13, 25, 29, 37, 65, 79, 145, 185, 325, 377, 395, 481, 725, 925, 1027, 1073, 1885, 1975, 2291, 2405, 2923, 5135, 5365, 9425, 11455, 12025, 13949, 14615, 25675, 26825, 29783, 37999, 57275, 69745, 73075, 84767, 148915, 189995, 348725, 423835, 744575, 949975, 1101971, 2119175, 5509855, 27549275]

約数ペア:

[(1, 27549275), (5, 5509855), (13, 2119175), (25, 1101971), (29, 949975), (37, 744575), (65, 423835), (79, 348725), (145, 189995), (185, 148915), (325, 84767), (377, 73075), (395, 69745), (481, 57275), (725, 37999), (925, 29783), (1027, 26825), (1073, 25675), (1885, 14615), (1975, 13949), (2291, 12025), (2405, 11455), (2923, 9425), (5135, 5365)]