25976060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1754

約数の個数: 48

約数和(自身を含む): 60383232

約数和(自身を除く): 34407172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 1663, 3124, 3326, 3905, 6652, 7810, 8315, 15620, 16630, 18293, 33260, 36586, 73172, 91465, 118073, 182930, 236146, 365860, 472292, 590365, 1180730, 1298803, 2361460, 2597606, 5195212, 6494015, 12988030, 25976060]

約数ペア:

[(1, 25976060), (2, 12988030), (4, 6494015), (5, 5195212), (10, 2597606), (11, 2361460), (20, 1298803), (22, 1180730), (44, 590365), (55, 472292), (71, 365860), (110, 236146), (142, 182930), (220, 118073), (284, 91465), (355, 73172), (710, 36586), (781, 33260), (1420, 18293), (1562, 16630), (1663, 15620), (3124, 8315), (3326, 7810), (3905, 6652)]