66659968

素因数分解:

$2^7\times {\mathrm{239}}^1\times {\mathrm{2179}}^1$

素因数の和:2432

約数の個数: 32

約数和(自身を含む): 133416000

約数和(自身を除く): 66756032

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 478, 956, 1912, 2179, 3824, 4358, 7648, 8716, 15296, 17432, 30592, 34864, 69728, 139456, 278912, 520781, 1041562, 2083124, 4166248, 8332496, 16664992, 33329984, 66659968]

約数ペア:

[(1, 66659968), (2, 33329984), (4, 16664992), (8, 8332496), (16, 4166248), (32, 2083124), (64, 1041562), (128, 520781), (239, 278912), (478, 139456), (956, 69728), (1912, 34864), (2179, 30592), (3824, 17432), (4358, 15296), (7648, 8716)]