64743856

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{10091}}^1$

素因数の和:10500

約数の個数: 20

約数和(自身を含む): 125766504

約数和(自身を除く): 61022648

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 10091, 20182, 40364, 80728, 161456, 4046491, 8092982, 16185964, 32371928, 64743856]

約数ペア:

[(1, 64743856), (2, 32371928), (4, 16185964), (8, 8092982), (16, 4046491), (401, 161456), (802, 80728), (1604, 40364), (3208, 20182), (6416, 10091)]