164227735

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 255744000

約数和(自身を除く): 91516265

約数列:

[1, 5, 7, 17, 19, 35, 73, 85, 95, 119, 133, 199, 323, 365, 511, 595, 665, 995, 1241, 1387, 1393, 1615, 2261, 2555, 3383, 3781, 6205, 6935, 6965, 8687, 9709, 11305, 14527, 16915, 18905, 23579, 23681, 26467, 43435, 48545, 64277, 72635, 101689, 117895, 118405, 132335, 165053, 246959, 276013, 321385, 449939, 508445, 825265, 1234795, 1380065, 1728713, 1932091, 2249695, 4692221, 8643565, 9660455, 23461105, 32845547, 164227735]

約数ペア:

[(1, 164227735), (5, 32845547), (7, 23461105), (17, 9660455), (19, 8643565), (35, 4692221), (73, 2249695), (85, 1932091), (95, 1728713), (119, 1380065), (133, 1234795), (199, 825265), (323, 508445), (365, 449939), (511, 321385), (595, 276013), (665, 246959), (995, 165053), (1241, 132335), (1387, 118405), (1393, 117895), (1615, 101689), (2261, 72635), (2555, 64277), (3383, 48545), (3781, 43435), (6205, 26467), (6935, 23681), (6965, 23579), (8687, 18905), (9709, 16915), (11305, 14527)]