131988160

素因数分解:

$2^6\times 5^1\times {\mathrm{412463}}^1$

素因数の和:412480

約数の個数: 28

約数和(自身を含む): 314297568

約数和(自身を除く): 182309408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 412463, 824926, 1649852, 2062315, 3299704, 4124630, 6599408, 8249260, 13198816, 16498520, 26397632, 32997040, 65994080, 131988160]

約数ペア:

[(1, 131988160), (2, 65994080), (4, 32997040), (5, 26397632), (8, 16498520), (10, 13198816), (16, 8249260), (20, 6599408), (32, 4124630), (40, 3299704), (64, 2062315), (80, 1649852), (160, 824926), (320, 412463)]