80316478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{51419}}^1$

素因数の和:51503

約数の個数: 16

約数和(自身を含む): 133280640

約数和(自身を除く): 52964162

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 51419, 102838, 565609, 1131218, 3650749, 7301498, 40158239, 80316478]

約数ペア:

[(1, 80316478), (2, 40158239), (11, 7301498), (22, 3650749), (71, 1131218), (142, 565609), (781, 102838), (1562, 51419)]