51490980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{286061}}^1$

素因数の和:286076

約数の個数: 36

約数和(自身を含む): 156189852

約数和(自身を除く): 104698872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 286061, 572122, 858183, 1144244, 1430305, 1716366, 2574549, 2860610, 3432732, 4290915, 5149098, 5721220, 8581830, 10298196, 12872745, 17163660, 25745490, 51490980]

約数ペア:

[(1, 51490980), (2, 25745490), (3, 17163660), (4, 12872745), (5, 10298196), (6, 8581830), (9, 5721220), (10, 5149098), (12, 4290915), (15, 3432732), (18, 2860610), (20, 2574549), (30, 1716366), (36, 1430305), (45, 1144244), (60, 858183), (90, 572122), (180, 286061)]