64438864

素因数分解:

$2^4\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1153}}^1$

素因数の和:1667

約数の個数: 40

約数和(自身を含む): 143096000

約数和(自身を除く): 78657136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 499, 998, 1153, 1996, 2306, 3493, 3992, 4612, 6986, 7984, 8071, 9224, 13972, 16142, 18448, 27944, 32284, 55888, 64568, 129136, 575347, 1150694, 2301388, 4027429, 4602776, 8054858, 9205552, 16109716, 32219432, 64438864]

約数ペア:

[(1, 64438864), (2, 32219432), (4, 16109716), (7, 9205552), (8, 8054858), (14, 4602776), (16, 4027429), (28, 2301388), (56, 1150694), (112, 575347), (499, 129136), (998, 64568), (1153, 55888), (1996, 32284), (2306, 27944), (3493, 18448), (3992, 16142), (4612, 13972), (6986, 9224), (7984, 8071)]