133296880

素因数分解:

$2^4\times 5^1\times {\mathrm{1666211}}^1$

素因数の和:1666224

約数の個数: 20

約数和(自身を含む): 309915432

約数和(自身を除く): 176618552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1666211, 3332422, 6664844, 8331055, 13329688, 16662110, 26659376, 33324220, 66648440, 133296880]

約数ペア:

[(1, 133296880), (2, 66648440), (4, 33324220), (5, 26659376), (8, 16662110), (10, 13329688), (16, 8331055), (20, 6664844), (40, 3332422), (80, 1666211)]