51951740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{313}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 112572768

約数和(自身を除く): 60621028

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 193, 215, 313, 386, 430, 626, 772, 860, 965, 1252, 1565, 1930, 3130, 3860, 6260, 8299, 13459, 16598, 26918, 33196, 41495, 53836, 60409, 67295, 82990, 120818, 134590, 165980, 241636, 269180, 302045, 604090, 1208180, 2597587, 5195174, 10390348, 12987935, 25975870, 51951740]

約数ペア:

[(1, 51951740), (2, 25975870), (4, 12987935), (5, 10390348), (10, 5195174), (20, 2597587), (43, 1208180), (86, 604090), (172, 302045), (193, 269180), (215, 241636), (313, 165980), (386, 134590), (430, 120818), (626, 82990), (772, 67295), (860, 60409), (965, 53836), (1252, 41495), (1565, 33196), (1930, 26918), (3130, 16598), (3860, 13459), (6260, 8299)]