80419955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2347}}^1$

素因数の和:2459

約数の個数: 32

約数和(自身を含む): 121720320

約数和(自身を除く): 41300365

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 2347, 3115, 4895, 6853, 11735, 16429, 25817, 34265, 82145, 129085, 180719, 208883, 903595, 1044415, 1462181, 2297713, 7310905, 11488565, 16083991, 80419955]

約数ペア:

[(1, 80419955), (5, 16083991), (7, 11488565), (11, 7310905), (35, 2297713), (55, 1462181), (77, 1044415), (89, 903595), (385, 208883), (445, 180719), (623, 129085), (979, 82145), (2347, 34265), (3115, 25817), (4895, 16429), (6853, 11735)]