128334544

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1596

約数の個数: 60

約数和(自身を含む): 278113152

約数和(自身を除く): 149778608

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 1352, 1531, 1612, 2704, 3062, 3224, 5239, 6124, 6448, 10478, 12248, 19903, 20956, 24496, 39806, 41912, 47461, 79612, 83824, 94922, 159224, 189844, 258739, 318448, 379688, 517478, 616993, 759376, 1034956, 1233986, 2069912, 2467972, 4139824, 4935944, 8020909, 9871888, 16041818, 32083636, 64167272, 128334544]

約数ペア:

[(1, 128334544), (2, 64167272), (4, 32083636), (8, 16041818), (13, 9871888), (16, 8020909), (26, 4935944), (31, 4139824), (52, 2467972), (62, 2069912), (104, 1233986), (124, 1034956), (169, 759376), (208, 616993), (248, 517478), (338, 379688), (403, 318448), (496, 258739), (676, 189844), (806, 159224), (1352, 94922), (1531, 83824), (1612, 79612), (2704, 47461), (3062, 41912), (3224, 39806), (5239, 24496), (6124, 20956), (6448, 19903), (10478, 12248)]