8357421985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{1307}}^1$

素因数の和:1582

約数の個数: 64

約数和(自身を含む): 11979187200

約数和(自身を除く): 3621765215

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 211, 319, 551, 1045, 1055, 1307, 1595, 2321, 2755, 4009, 6061, 6119, 6535, 11605, 14377, 20045, 24833, 30305, 30595, 37903, 44099, 67309, 71885, 116261, 124165, 189515, 220495, 273163, 275777, 336545, 416933, 581305, 720157, 1278871, 1365815, 1378885, 2084665, 3033547, 3600785, 5239763, 6394355, 7921727, 7997533, 15167735, 26198815, 39608635, 39987665, 57637393, 87972863, 151953127, 288186965, 439864315, 759765635, 1671484397, 8357421985]

約数ペア:

[(1, 8357421985), (5, 1671484397), (11, 759765635), (19, 439864315), (29, 288186965), (55, 151953127), (95, 87972863), (145, 57637393), (209, 39987665), (211, 39608635), (319, 26198815), (551, 15167735), (1045, 7997533), (1055, 7921727), (1307, 6394355), (1595, 5239763), (2321, 3600785), (2755, 3033547), (4009, 2084665), (6061, 1378885), (6119, 1365815), (6535, 1278871), (11605, 720157), (14377, 581305), (20045, 416933), (24833, 336545), (30305, 275777), (30595, 273163), (37903, 220495), (44099, 189515), (67309, 124165), (71885, 116261)]