83711485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 128024064

約数和(自身を除く): 44312579

約数列:

[1, 5, 11, 13, 17, 55, 65, 71, 85, 97, 143, 187, 221, 355, 485, 715, 781, 923, 935, 1067, 1105, 1207, 1261, 1649, 2431, 3905, 4615, 5335, 6035, 6305, 6887, 8245, 10153, 12155, 13277, 13871, 15691, 18139, 21437, 34435, 50765, 66385, 69355, 75757, 78455, 89531, 90695, 107185, 117079, 172601, 235807, 378785, 447655, 585395, 863005, 984841, 1179035, 1287869, 1522027, 4924205, 6439345, 7610135, 16742297, 83711485]

約数ペア:

[(1, 83711485), (5, 16742297), (11, 7610135), (13, 6439345), (17, 4924205), (55, 1522027), (65, 1287869), (71, 1179035), (85, 984841), (97, 863005), (143, 585395), (187, 447655), (221, 378785), (355, 235807), (485, 172601), (715, 117079), (781, 107185), (923, 90695), (935, 89531), (1067, 78455), (1105, 75757), (1207, 69355), (1261, 66385), (1649, 50765), (2431, 34435), (3905, 21437), (4615, 18139), (5335, 15691), (6035, 13871), (6305, 13277), (6887, 12155), (8245, 10153)]