126287680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20771}}^1$

素因数の和:20807

約数の個数: 56

約数和(自身を含む): 316565280

約数和(自身を除く): 190277600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 20771, 41542, 83084, 103855, 166168, 207710, 332336, 394649, 415420, 664672, 789298, 830840, 1329344, 1578596, 1661680, 1973245, 3157192, 3323360, 3946490, 6314384, 6646720, 7892980, 12628768, 15785960, 25257536, 31571920, 63143840, 126287680]

約数ペア:

[(1, 126287680), (2, 63143840), (4, 31571920), (5, 25257536), (8, 15785960), (10, 12628768), (16, 7892980), (19, 6646720), (20, 6314384), (32, 3946490), (38, 3323360), (40, 3157192), (64, 1973245), (76, 1661680), (80, 1578596), (95, 1329344), (152, 830840), (160, 789298), (190, 664672), (304, 415420), (320, 394649), (380, 332336), (608, 207710), (760, 166168), (1216, 103855), (1520, 83084), (3040, 41542), (6080, 20771)]