164004015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 320302080

約数和(自身を除く): 156298065

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 139, 255, 357, 417, 595, 661, 695, 973, 1785, 1983, 2085, 2363, 2919, 3305, 4627, 4865, 7089, 9915, 11237, 11815, 13881, 14595, 16541, 23135, 33711, 35445, 49623, 56185, 69405, 78659, 82705, 91879, 168555, 235977, 248115, 275637, 393295, 459395, 643153, 1179885, 1378185, 1561943, 1929459, 3215765, 4685829, 7809715, 9647295, 10933601, 23429145, 32800803, 54668005, 164004015]

約数ペア:

[(1, 164004015), (3, 54668005), (5, 32800803), (7, 23429145), (15, 10933601), (17, 9647295), (21, 7809715), (35, 4685829), (51, 3215765), (85, 1929459), (105, 1561943), (119, 1378185), (139, 1179885), (255, 643153), (357, 459395), (417, 393295), (595, 275637), (661, 248115), (695, 235977), (973, 168555), (1785, 91879), (1983, 82705), (2085, 78659), (2363, 69405), (2919, 56185), (3305, 49623), (4627, 35445), (4865, 33711), (7089, 23135), (9915, 16541), (11237, 14595), (11815, 13881)]