20163578925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{22447}}^1$

素因数の和:22555

約数の個数: 96

約数和(自身を含む): 40083148800

約数和(自身を除く): 19919569875

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 59, 75, 87, 105, 145, 175, 177, 203, 295, 413, 435, 525, 609, 725, 885, 1015, 1239, 1475, 1711, 2065, 2175, 3045, 4425, 5075, 5133, 6195, 8555, 10325, 11977, 15225, 22447, 25665, 30975, 35931, 42775, 59885, 67341, 112235, 128325, 157129, 179655, 299425, 336705, 471387, 561175, 650963, 785645, 898275, 1324373, 1683525, 1952889, 2356935, 3254815, 3928225, 3973119, 4556741, 6621865, 9270611, 9764445, 11784675, 13670223, 16274075, 19865595, 22783705, 27811833, 33109325, 38406817, 46353055, 48822225, 68351115, 99327975, 113918525, 115220451, 139059165, 192034085, 231765275, 268847719, 341755575, 576102255, 695295825, 806543157, 960170425, 1344238595, 2880511275, 4032715785, 6721192975, 20163578925]

約数ペア:

[(1, 20163578925), (3, 6721192975), (5, 4032715785), (7, 2880511275), (15, 1344238595), (21, 960170425), (25, 806543157), (29, 695295825), (35, 576102255), (59, 341755575), (75, 268847719), (87, 231765275), (105, 192034085), (145, 139059165), (175, 115220451), (177, 113918525), (203, 99327975), (295, 68351115), (413, 48822225), (435, 46353055), (525, 38406817), (609, 33109325), (725, 27811833), (885, 22783705), (1015, 19865595), (1239, 16274075), (1475, 13670223), (1711, 11784675), (2065, 9764445), (2175, 9270611), (3045, 6621865), (4425, 4556741), (5075, 3973119), (5133, 3928225), (6195, 3254815), (8555, 2356935), (10325, 1952889), (11977, 1683525), (15225, 1324373), (22447, 898275), (25665, 785645), (30975, 650963), (35931, 561175), (42775, 471387), (59885, 336705), (67341, 299425), (112235, 179655), (128325, 157129)]