20186674550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{3967}}^1$

素因数の和:4091

約数の個数: 144

約数和(自身を含む): 45770784768

約数和(自身を除く): 25584110218

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 67, 70, 98, 134, 155, 175, 217, 245, 310, 335, 350, 434, 469, 490, 670, 775, 938, 1085, 1225, 1519, 1550, 1675, 2077, 2170, 2345, 2450, 3038, 3283, 3350, 3967, 4154, 4690, 5425, 6566, 7595, 7934, 10385, 10850, 11725, 14539, 15190, 16415, 19835, 20770, 23450, 27769, 29078, 32830, 37975, 39670, 51925, 55538, 72695, 75950, 82075, 99175, 101773, 103850, 122977, 138845, 145390, 164150, 194383, 198350, 203546, 245954, 265789, 277690, 363475, 388766, 508865, 531578, 614885, 694225, 726950, 860839, 971915, 1017730, 1229770, 1328945, 1388450, 1721678, 1860523, 1943830, 2544325, 2657890, 3074425, 3721046, 4304195, 4859575, 5088650, 6025873, 6148850, 6644725, 8239459, 8608390, 9302615, 9719150, 12051746, 13023661, 13289450, 16478918, 18605230, 21520975, 26047322, 30129365, 41197295, 43041950, 46513075, 57676213, 60258730, 65118305, 82394590, 93026150, 115352426, 130236610, 150646825, 205986475, 288381065, 301293650, 325591525, 403733491, 411972950, 576762130, 651183050, 807466982, 1441905325, 2018667455, 2883810650, 4037334910, 10093337275, 20186674550]

約数ペア:

[(1, 20186674550), (2, 10093337275), (5, 4037334910), (7, 2883810650), (10, 2018667455), (14, 1441905325), (25, 807466982), (31, 651183050), (35, 576762130), (49, 411972950), (50, 403733491), (62, 325591525), (67, 301293650), (70, 288381065), (98, 205986475), (134, 150646825), (155, 130236610), (175, 115352426), (217, 93026150), (245, 82394590), (310, 65118305), (335, 60258730), (350, 57676213), (434, 46513075), (469, 43041950), (490, 41197295), (670, 30129365), (775, 26047322), (938, 21520975), (1085, 18605230), (1225, 16478918), (1519, 13289450), (1550, 13023661), (1675, 12051746), (2077, 9719150), (2170, 9302615), (2345, 8608390), (2450, 8239459), (3038, 6644725), (3283, 6148850), (3350, 6025873), (3967, 5088650), (4154, 4859575), (4690, 4304195), (5425, 3721046), (6566, 3074425), (7595, 2657890), (7934, 2544325), (10385, 1943830), (10850, 1860523), (11725, 1721678), (14539, 1388450), (15190, 1328945), (16415, 1229770), (19835, 1017730), (20770, 971915), (23450, 860839), (27769, 726950), (29078, 694225), (32830, 614885), (37975, 531578), (39670, 508865), (51925, 388766), (55538, 363475), (72695, 277690), (75950, 265789), (82075, 245954), (99175, 203546), (101773, 198350), (103850, 194383), (122977, 164150), (138845, 145390)]