64478672

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{93719}}^1$

素因数の和:93770

約数の個数: 20

約数和(自身を含む): 127834080

約数和(自身を除く): 63355408

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 93719, 187438, 374876, 749752, 1499504, 4029917, 8059834, 16119668, 32239336, 64478672]

約数ペア:

[(1, 64478672), (2, 32239336), (4, 16119668), (8, 8059834), (16, 4029917), (43, 1499504), (86, 749752), (172, 374876), (344, 187438), (688, 93719)]