80104790

素因数分解:

$2^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{12941}}^1$

素因数の和:13567

約数の個数: 16

約数和(自身を含む): 144432720

約数和(自身を除く): 64327930

約数列:

[1, 2, 5, 10, 619, 1238, 3095, 6190, 12941, 25882, 64705, 129410, 8010479, 16020958, 40052395, 80104790]

約数ペア:

[(1, 80104790), (2, 40052395), (5, 16020958), (10, 8010479), (619, 129410), (1238, 64705), (3095, 25882), (6190, 12941)]