8280805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 3331355

約数列:

[1, 5, 13, 23, 29, 65, 115, 145, 191, 299, 377, 667, 955, 1495, 1885, 2483, 3335, 4393, 5539, 8671, 12415, 21965, 27695, 43355, 57109, 72007, 127397, 285545, 360035, 636985, 1656161, 8280805]

約数ペア:

[(1, 8280805), (5, 1656161), (13, 636985), (23, 360035), (29, 285545), (65, 127397), (115, 72007), (145, 57109), (191, 43355), (299, 27695), (377, 21965), (667, 12415), (955, 8671), (1495, 5539), (1885, 4393), (2483, 3335)]