64339860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82487}}^1$

素因数の和:82512

約数の個数: 48

約数和(自身を含む): 194011776

約数和(自身を除く): 129671916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 82487, 164974, 247461, 329948, 412435, 494922, 824870, 989844, 1072331, 1237305, 1649740, 2144662, 2474610, 3216993, 4289324, 4949220, 5361655, 6433986, 10723310, 12867972, 16084965, 21446620, 32169930, 64339860]

約数ペア:

[(1, 64339860), (2, 32169930), (3, 21446620), (4, 16084965), (5, 12867972), (6, 10723310), (10, 6433986), (12, 5361655), (13, 4949220), (15, 4289324), (20, 3216993), (26, 2474610), (30, 2144662), (39, 1649740), (52, 1237305), (60, 1072331), (65, 989844), (78, 824870), (130, 494922), (156, 412435), (195, 329948), (260, 247461), (390, 164974), (780, 82487)]