664673728

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:282

約数の個数: 84

約数和(自身を含む): 1389238776

約数和(自身を除く): 724565048

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 101, 107, 124, 202, 214, 248, 404, 428, 496, 808, 856, 961, 992, 1616, 1712, 1922, 1984, 3131, 3232, 3317, 3424, 3844, 6262, 6464, 6634, 6848, 7688, 10807, 12524, 13268, 15376, 21614, 25048, 26536, 30752, 43228, 50096, 53072, 61504, 86456, 97061, 100192, 102827, 106144, 172912, 194122, 200384, 205654, 212288, 335017, 345824, 388244, 411308, 670034, 691648, 776488, 822616, 1340068, 1552976, 1645232, 2680136, 3105952, 3290464, 5360272, 6211904, 6580928, 10385527, 10720544, 20771054, 21441088, 41542108, 83084216, 166168432, 332336864, 664673728]

約数ペア:

[(1, 664673728), (2, 332336864), (4, 166168432), (8, 83084216), (16, 41542108), (31, 21441088), (32, 20771054), (62, 10720544), (64, 10385527), (101, 6580928), (107, 6211904), (124, 5360272), (202, 3290464), (214, 3105952), (248, 2680136), (404, 1645232), (428, 1552976), (496, 1340068), (808, 822616), (856, 776488), (961, 691648), (992, 670034), (1616, 411308), (1712, 388244), (1922, 345824), (1984, 335017), (3131, 212288), (3232, 205654), (3317, 200384), (3424, 194122), (3844, 172912), (6262, 106144), (6464, 102827), (6634, 100192), (6848, 97061), (7688, 86456), (10807, 61504), (12524, 53072), (13268, 50096), (15376, 43228), (21614, 30752), (25048, 26536)]