164809988

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 340394880

約数和(自身を除く): 175584892

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 257, 259, 514, 518, 619, 1028, 1036, 1238, 1799, 2476, 3598, 4333, 7196, 8666, 9509, 17332, 19018, 22903, 38036, 45806, 66563, 91612, 133126, 159083, 160321, 266252, 318166, 320642, 636332, 641284, 1113581, 2227162, 4454324, 5886071, 11772142, 23544284, 41202497, 82404994, 164809988]

約数ペア:

[(1, 164809988), (2, 82404994), (4, 41202497), (7, 23544284), (14, 11772142), (28, 5886071), (37, 4454324), (74, 2227162), (148, 1113581), (257, 641284), (259, 636332), (514, 320642), (518, 318166), (619, 266252), (1028, 160321), (1036, 159083), (1238, 133126), (1799, 91612), (2476, 66563), (3598, 45806), (4333, 38036), (7196, 22903), (8666, 19018), (9509, 17332)]