80181197

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 15619123

約数列:

[1, 17, 19, 23, 43, 251, 323, 391, 437, 731, 817, 989, 4267, 4769, 5773, 7429, 10793, 13889, 16813, 18791, 81073, 98141, 109687, 183481, 205067, 248239, 319447, 1864679, 3486139, 4220063, 4716541, 80181197]

約数ペア:

[(1, 80181197), (17, 4716541), (19, 4220063), (23, 3486139), (43, 1864679), (251, 319447), (323, 248239), (391, 205067), (437, 183481), (731, 109687), (817, 98141), (989, 81073), (4267, 18791), (4769, 16813), (5773, 13889), (7429, 10793)]