67748680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1046

約数の個数: 64

約数和(自身を含む): 162288000

約数和(自身を除く): 94539320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 485, 760, 776, 919, 970, 1838, 1843, 1940, 3676, 3686, 3880, 4595, 7352, 7372, 9190, 9215, 14744, 17461, 18380, 18430, 34922, 36760, 36860, 69844, 73720, 87305, 89143, 139688, 174610, 178286, 349220, 356572, 445715, 698440, 713144, 891430, 1693717, 1782860, 3387434, 3565720, 6774868, 8468585, 13549736, 16937170, 33874340, 67748680]

約数ペア:

[(1, 67748680), (2, 33874340), (4, 16937170), (5, 13549736), (8, 8468585), (10, 6774868), (19, 3565720), (20, 3387434), (38, 1782860), (40, 1693717), (76, 891430), (95, 713144), (97, 698440), (152, 445715), (190, 356572), (194, 349220), (380, 178286), (388, 174610), (485, 139688), (760, 89143), (776, 87305), (919, 73720), (970, 69844), (1838, 36860), (1843, 36760), (1940, 34922), (3676, 18430), (3686, 18380), (3880, 17461), (4595, 14744), (7352, 9215), (7372, 9190)]