81605490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2720183}}^1$

素因数の和:2720193

約数の個数: 16

約数和(自身を含む): 195853248

約数和(自身を除く): 114247758

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2720183, 5440366, 8160549, 13600915, 16321098, 27201830, 40802745, 81605490]

約数ペア:

[(1, 81605490), (2, 40802745), (3, 27201830), (5, 16321098), (6, 13600915), (10, 8160549), (15, 5440366), (30, 2720183)]