80823145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 110224800

約数和(自身を除く): 29401655

約数列:

[1, 5, 13, 29, 53, 65, 145, 265, 377, 689, 809, 1537, 1885, 3445, 4045, 7685, 10517, 19981, 23461, 42877, 52585, 99905, 117305, 214385, 304993, 557401, 1243433, 1524965, 2787005, 6217165, 16164629, 80823145]

約数ペア:

[(1, 80823145), (5, 16164629), (13, 6217165), (29, 2787005), (53, 1524965), (65, 1243433), (145, 557401), (265, 304993), (377, 214385), (689, 117305), (809, 99905), (1537, 52585), (1885, 42877), (3445, 23461), (4045, 19981), (7685, 10517)]