80620274

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{431}}^2$

素因数の和:902

約数の個数: 24

約数和(自身を含む): 142996224

約数和(自身を除く): 62375950

約数列:

[1, 2, 7, 14, 31, 62, 217, 431, 434, 862, 3017, 6034, 13361, 26722, 93527, 185761, 187054, 371522, 1300327, 2600654, 5758591, 11517182, 40310137, 80620274]

約数ペア:

[(1, 80620274), (2, 40310137), (7, 11517182), (14, 5758591), (31, 2600654), (62, 1300327), (217, 371522), (431, 187054), (434, 185761), (862, 93527), (3017, 26722), (6034, 13361)]