80572816

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{17921}}^1$

素因数の和:18210

約数の個数: 20

約数和(自身を含む): 156674124

約数和(自身を除く): 76101308

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 17921, 35842, 71684, 143368, 286736, 5035801, 10071602, 20143204, 40286408, 80572816]

約数ペア:

[(1, 80572816), (2, 40286408), (4, 20143204), (8, 10071602), (16, 5035801), (281, 286736), (562, 143368), (1124, 71684), (2248, 35842), (4496, 17921)]