134560880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{18899}}^1$

素因数の和:19001

約数の個数: 40

約数和(自身を含む): 316386000

約数和(自身を除く): 181825120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 18899, 37798, 75596, 94495, 151192, 188990, 302384, 377980, 755960, 1511920, 1682011, 3364022, 6728044, 8410055, 13456088, 16820110, 26912176, 33640220, 67280440, 134560880]

約数ペア:

[(1, 134560880), (2, 67280440), (4, 33640220), (5, 26912176), (8, 16820110), (10, 13456088), (16, 8410055), (20, 6728044), (40, 3364022), (80, 1682011), (89, 1511920), (178, 755960), (356, 377980), (445, 302384), (712, 188990), (890, 151192), (1424, 94495), (1780, 75596), (3560, 37798), (7120, 18899)]