39964000000

素因数分解:

$2^8\times 5^6\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:246

約数の個数: 252

約数和(自身を含む): 101719635472

約数和(自身を除く): 61755635472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 103, 125, 128, 160, 194, 200, 206, 250, 256, 320, 388, 400, 412, 485, 500, 515, 625, 640, 776, 800, 824, 970, 1000, 1030, 1250, 1280, 1552, 1600, 1648, 1940, 2000, 2060, 2425, 2500, 2575, 3104, 3125, 3200, 3296, 3880, 4000, 4120, 4850, 5000, 5150, 6208, 6250, 6400, 6592, 7760, 8000, 8240, 9700, 9991, 10000, 10300, 12125, 12416, 12500, 12875, 13184, 15520, 15625, 16000, 16480, 19400, 19982, 20000, 20600, 24250, 24832, 25000, 25750, 26368, 31040, 31250, 32000, 32960, 38800, 39964, 40000, 41200, 48500, 49955, 50000, 51500, 60625, 62080, 62500, 64375, 65920, 77600, 79928, 80000, 82400, 97000, 99910, 100000, 103000, 121250, 124160, 125000, 128750, 131840, 155200, 159856, 160000, 164800, 194000, 199820, 200000, 206000, 242500, 249775, 250000, 257500, 303125, 310400, 319712, 321875, 329600, 388000, 399640, 400000, 412000, 485000, 499550, 500000, 515000, 606250, 620800, 639424, 643750, 659200, 776000, 799280, 800000, 824000, 970000, 999100, 1000000, 1030000, 1212500, 1248875, 1278848, 1287500, 1515625, 1552000, 1598560, 1609375, 1648000, 1940000, 1998200, 2000000, 2060000, 2425000, 2497750, 2557696, 2575000, 3031250, 3104000, 3197120, 3218750, 3296000, 3880000, 3996400, 4000000, 4120000, 4850000, 4995500, 5150000, 6062500, 6244375, 6394240, 6437500, 7760000, 7992800, 8240000, 9700000, 9991000, 10300000, 12125000, 12488750, 12788480, 12875000, 15520000, 15985600, 16480000, 19400000, 19982000, 20600000, 24250000, 24977500, 25750000, 31221875, 31971200, 38800000, 39964000, 41200000, 48500000, 49955000, 51500000, 62443750, 63942400, 77600000, 79928000, 82400000, 97000000, 99910000, 103000000, 124887500, 156109375, 159856000, 194000000, 199820000, 206000000, 249775000, 312218750, 319712000, 388000000, 399640000, 412000000, 499550000, 624437500, 799280000, 999100000, 1248875000, 1598560000, 1998200000, 2497750000, 3996400000, 4995500000, 7992800000, 9991000000, 19982000000, 39964000000]

約数ペア:

[(1, 39964000000), (2, 19982000000), (4, 9991000000), (5, 7992800000), (8, 4995500000), (10, 3996400000), (16, 2497750000), (20, 1998200000), (25, 1598560000), (32, 1248875000), (40, 999100000), (50, 799280000), (64, 624437500), (80, 499550000), (97, 412000000), (100, 399640000), (103, 388000000), (125, 319712000), (128, 312218750), (160, 249775000), (194, 206000000), (200, 199820000), (206, 194000000), (250, 159856000), (256, 156109375), (320, 124887500), (388, 103000000), (400, 99910000), (412, 97000000), (485, 82400000), (500, 79928000), (515, 77600000), (625, 63942400), (640, 62443750), (776, 51500000), (800, 49955000), (824, 48500000), (970, 41200000), (1000, 39964000), (1030, 38800000), (1250, 31971200), (1280, 31221875), (1552, 25750000), (1600, 24977500), (1648, 24250000), (1940, 20600000), (2000, 19982000), (2060, 19400000), (2425, 16480000), (2500, 15985600), (2575, 15520000), (3104, 12875000), (3125, 12788480), (3200, 12488750), (3296, 12125000), (3880, 10300000), (4000, 9991000), (4120, 9700000), (4850, 8240000), (5000, 7992800), (5150, 7760000), (6208, 6437500), (6250, 6394240), (6400, 6244375), (6592, 6062500), (7760, 5150000), (8000, 4995500), (8240, 4850000), (9700, 4120000), (9991, 4000000), (10000, 3996400), (10300, 3880000), (12125, 3296000), (12416, 3218750), (12500, 3197120), (12875, 3104000), (13184, 3031250), (15520, 2575000), (15625, 2557696), (16000, 2497750), (16480, 2425000), (19400, 2060000), (19982, 2000000), (20000, 1998200), (20600, 1940000), (24250, 1648000), (24832, 1609375), (25000, 1598560), (25750, 1552000), (26368, 1515625), (31040, 1287500), (31250, 1278848), (32000, 1248875), (32960, 1212500), (38800, 1030000), (39964, 1000000), (40000, 999100), (41200, 970000), (48500, 824000), (49955, 800000), (50000, 799280), (51500, 776000), (60625, 659200), (62080, 643750), (62500, 639424), (64375, 620800), (65920, 606250), (77600, 515000), (79928, 500000), (80000, 499550), (82400, 485000), (97000, 412000), (99910, 400000), (100000, 399640), (103000, 388000), (121250, 329600), (124160, 321875), (125000, 319712), (128750, 310400), (131840, 303125), (155200, 257500), (159856, 250000), (160000, 249775), (164800, 242500), (194000, 206000), (199820, 200000)]