1665796990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{2549}}^1$

素因数の和:3037

約数の個数: 64

約数和(自身を含む): 3531729600

約数和(自身を除く): 1865932610

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 457, 715, 914, 1430, 2285, 2549, 4570, 5027, 5098, 5941, 10054, 11882, 12745, 25135, 25490, 28039, 29705, 33137, 50270, 56078, 59410, 65351, 66274, 130702, 140195, 165685, 280390, 326755, 331370, 364507, 653510, 729014, 1164893, 1822535, 2329786, 3645070, 5824465, 11648930, 12813823, 15143609, 25627646, 30287218, 64069115, 75718045, 128138230, 151436090, 166579699, 333159398, 832898495, 1665796990]

約数ペア:

[(1, 1665796990), (2, 832898495), (5, 333159398), (10, 166579699), (11, 151436090), (13, 128138230), (22, 75718045), (26, 64069115), (55, 30287218), (65, 25627646), (110, 15143609), (130, 12813823), (143, 11648930), (286, 5824465), (457, 3645070), (715, 2329786), (914, 1822535), (1430, 1164893), (2285, 729014), (2549, 653510), (4570, 364507), (5027, 331370), (5098, 326755), (5941, 280390), (10054, 165685), (11882, 140195), (12745, 130702), (25135, 66274), (25490, 65351), (28039, 59410), (29705, 56078), (33137, 50270)]