25760128

素因数分解:

$2^7\times {\mathrm{201251}}^1$

素因数の和:201265

約数の個数: 16

約数和(自身を含む): 51319260

約数和(自身を除く): 25559132

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 201251, 402502, 805004, 1610008, 3220016, 6440032, 12880064, 25760128]

約数ペア:

[(1, 25760128), (2, 12880064), (4, 6440032), (8, 3220016), (16, 1610008), (32, 805004), (64, 402502), (128, 201251)]