7680405

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 12902400

約数和(自身を除く): 5221995

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 199, 249, 415, 465, 597, 995, 1245, 2573, 2985, 6169, 7719, 12865, 16517, 18507, 30845, 38595, 49551, 82585, 92535, 247755, 512027, 1536081, 2560135, 7680405]

約数ペア:

[(1, 7680405), (3, 2560135), (5, 1536081), (15, 512027), (31, 247755), (83, 92535), (93, 82585), (155, 49551), (199, 38595), (249, 30845), (415, 18507), (465, 16517), (597, 12865), (995, 7719), (1245, 6169), (2573, 2985)]