80254845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{823}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 152710272

約数和(自身を除く): 72455427

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 197, 495, 591, 823, 985, 1773, 2167, 2469, 2955, 4115, 6501, 7407, 8865, 9053, 10835, 12345, 19503, 27159, 32505, 37035, 45265, 81477, 97515, 135795, 162131, 407385, 486393, 810655, 1459179, 1783441, 2431965, 5350323, 7295895, 8917205, 16050969, 26751615, 80254845]

約数ペア:

[(1, 80254845), (3, 26751615), (5, 16050969), (9, 8917205), (11, 7295895), (15, 5350323), (33, 2431965), (45, 1783441), (55, 1459179), (99, 810655), (165, 486393), (197, 407385), (495, 162131), (591, 135795), (823, 97515), (985, 81477), (1773, 45265), (2167, 37035), (2469, 32505), (2955, 27159), (4115, 19503), (6501, 12345), (7407, 10835), (8865, 9053)]