81298416

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 223596800

約数和(自身を除く): 142298384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 97, 114, 152, 194, 228, 291, 304, 388, 456, 582, 776, 912, 919, 1164, 1552, 1838, 1843, 2328, 2757, 3676, 3686, 4656, 5514, 5529, 7352, 7372, 11028, 11058, 14704, 14744, 17461, 22056, 22116, 29488, 34922, 44112, 44232, 52383, 69844, 88464, 89143, 104766, 139688, 178286, 209532, 267429, 279376, 356572, 419064, 534858, 713144, 838128, 1069716, 1426288, 1693717, 2139432, 3387434, 4278864, 5081151, 6774868, 10162302, 13549736, 20324604, 27099472, 40649208, 81298416]

約数ペア:

[(1, 81298416), (2, 40649208), (3, 27099472), (4, 20324604), (6, 13549736), (8, 10162302), (12, 6774868), (16, 5081151), (19, 4278864), (24, 3387434), (38, 2139432), (48, 1693717), (57, 1426288), (76, 1069716), (97, 838128), (114, 713144), (152, 534858), (194, 419064), (228, 356572), (291, 279376), (304, 267429), (388, 209532), (456, 178286), (582, 139688), (776, 104766), (912, 89143), (919, 88464), (1164, 69844), (1552, 52383), (1838, 44232), (1843, 44112), (2328, 34922), (2757, 29488), (3676, 22116), (3686, 22056), (4656, 17461), (5514, 14744), (5529, 14704), (7352, 11058), (7372, 11028)]