81200665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{997}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 120718080

約数和(自身を除く): 39517415

約数列:

[1, 5, 7, 13, 35, 65, 91, 179, 455, 895, 997, 1253, 2327, 4985, 6265, 6979, 11635, 12961, 16289, 34895, 64805, 81445, 90727, 178463, 453635, 892315, 1249241, 2320019, 6246205, 11600095, 16240133, 81200665]

約数ペア:

[(1, 81200665), (5, 16240133), (7, 11600095), (13, 6246205), (35, 2320019), (65, 1249241), (91, 892315), (179, 453635), (455, 178463), (895, 90727), (997, 81445), (1253, 64805), (2327, 34895), (4985, 16289), (6265, 12961), (6979, 11635)]