51564380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2129}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 124528320

約数和(自身を除く): 72963940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2129, 2422, 3460, 4258, 4844, 6055, 8516, 10645, 12110, 14903, 21290, 24220, 29806, 42580, 59612, 74515, 149030, 298060, 368317, 736634, 1473268, 1841585, 2578219, 3683170, 5156438, 7366340, 10312876, 12891095, 25782190, 51564380]

約数ペア:

[(1, 51564380), (2, 25782190), (4, 12891095), (5, 10312876), (7, 7366340), (10, 5156438), (14, 3683170), (20, 2578219), (28, 1841585), (35, 1473268), (70, 736634), (140, 368317), (173, 298060), (346, 149030), (692, 74515), (865, 59612), (1211, 42580), (1730, 29806), (2129, 24220), (2422, 21290), (3460, 14903), (4258, 12110), (4844, 10645), (6055, 8516)]