20180193280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75797}}^1$

素因数の和:75839

約数の個数: 104

約数和(自身を含む): 52152359112

約数和(自身を除く): 31972165832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2048, 2080, 2560, 3328, 4096, 4160, 5120, 6656, 8320, 10240, 13312, 16640, 20480, 26624, 33280, 53248, 66560, 75797, 133120, 151594, 266240, 303188, 378985, 606376, 757970, 985361, 1212752, 1515940, 1970722, 2425504, 3031880, 3941444, 4851008, 4926805, 6063760, 7882888, 9702016, 9853610, 12127520, 15765776, 19404032, 19707220, 24255040, 31531552, 38808064, 39414440, 48510080, 63063104, 77616128, 78828880, 97020160, 126126208, 155232256, 157657760, 194040320, 252252416, 310464512, 315315520, 388080640, 504504832, 630631040, 776161280, 1009009664, 1261262080, 1552322560, 2018019328, 2522524160, 4036038656, 5045048320, 10090096640, 20180193280]

約数ペア:

[(1, 20180193280), (2, 10090096640), (4, 5045048320), (5, 4036038656), (8, 2522524160), (10, 2018019328), (13, 1552322560), (16, 1261262080), (20, 1009009664), (26, 776161280), (32, 630631040), (40, 504504832), (52, 388080640), (64, 315315520), (65, 310464512), (80, 252252416), (104, 194040320), (128, 157657760), (130, 155232256), (160, 126126208), (208, 97020160), (256, 78828880), (260, 77616128), (320, 63063104), (416, 48510080), (512, 39414440), (520, 38808064), (640, 31531552), (832, 24255040), (1024, 19707220), (1040, 19404032), (1280, 15765776), (1664, 12127520), (2048, 9853610), (2080, 9702016), (2560, 7882888), (3328, 6063760), (4096, 4926805), (4160, 4851008), (5120, 3941444), (6656, 3031880), (8320, 2425504), (10240, 1970722), (13312, 1515940), (16640, 1212752), (20480, 985361), (26624, 757970), (33280, 606376), (53248, 378985), (66560, 303188), (75797, 266240), (133120, 151594)]