64661968

素因数分解:

$2^4\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1231}}^1$

素因数の和:1320

約数の個数: 60

約数和(自身を含む): 148032192

約数和(自身を除く): 83370224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 67, 98, 112, 134, 196, 268, 392, 469, 536, 784, 938, 1072, 1231, 1876, 2462, 3283, 3752, 4924, 6566, 7504, 8617, 9848, 13132, 17234, 19696, 26264, 34468, 52528, 60319, 68936, 82477, 120638, 137872, 164954, 241276, 329908, 482552, 577339, 659816, 965104, 1154678, 1319632, 2309356, 4041373, 4618712, 8082746, 9237424, 16165492, 32330984, 64661968]

約数ペア:

[(1, 64661968), (2, 32330984), (4, 16165492), (7, 9237424), (8, 8082746), (14, 4618712), (16, 4041373), (28, 2309356), (49, 1319632), (56, 1154678), (67, 965104), (98, 659816), (112, 577339), (134, 482552), (196, 329908), (268, 241276), (392, 164954), (469, 137872), (536, 120638), (784, 82477), (938, 68936), (1072, 60319), (1231, 52528), (1876, 34468), (2462, 26264), (3283, 19696), (3752, 17234), (4924, 13132), (6566, 9848), (7504, 8617)]