30257305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 41981184

約数和(自身を除く): 11723879

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 299, 481, 547, 851, 1495, 2405, 2735, 4255, 7111, 11063, 12581, 20239, 35555, 55315, 62905, 101195, 163553, 263107, 465497, 817765, 1315535, 2327485, 6051461, 30257305]

約数ペア:

[(1, 30257305), (5, 6051461), (13, 2327485), (23, 1315535), (37, 817765), (65, 465497), (115, 263107), (185, 163553), (299, 101195), (481, 62905), (547, 55315), (851, 35555), (1495, 20239), (2405, 12581), (2735, 11063), (4255, 7111)]