80668376

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{530713}}^1$

素因数の和:530738

約数の個数: 16

約数和(自身を含む): 159214200

約数和(自身を除く): 78545824

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 530713, 1061426, 2122852, 4245704, 10083547, 20167094, 40334188, 80668376]

約数ペア:

[(1, 80668376), (2, 40334188), (4, 20167094), (8, 10083547), (19, 4245704), (38, 2122852), (76, 1061426), (152, 530713)]