81319136

素因数分解:

$2^5\times {\mathrm{787}}^1\times {\mathrm{3229}}^1$

素因数の和:4026

約数の個数: 24

約数和(自身を含む): 160350120

約数和(自身を除く): 79030984

約数列:

[1, 2, 4, 8, 16, 32, 787, 1574, 3148, 3229, 6296, 6458, 12592, 12916, 25184, 25832, 51664, 103328, 2541223, 5082446, 10164892, 20329784, 40659568, 81319136]

約数ペア:

[(1, 81319136), (2, 40659568), (4, 20329784), (8, 10164892), (16, 5082446), (32, 2541223), (787, 103328), (1574, 51664), (3148, 25832), (3229, 25184), (6296, 12916), (6458, 12592)]