51561540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{286453}}^1$

素因数の和:286468

約数の個数: 36

約数和(自身を含む): 156403884

約数和(自身を除く): 104842344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 286453, 572906, 859359, 1145812, 1432265, 1718718, 2578077, 2864530, 3437436, 4296795, 5156154, 5729060, 8593590, 10312308, 12890385, 17187180, 25780770, 51561540]

約数ペア:

[(1, 51561540), (2, 25780770), (3, 17187180), (4, 12890385), (5, 10312308), (6, 8593590), (9, 5729060), (10, 5156154), (12, 4296795), (15, 3437436), (18, 2864530), (20, 2578077), (30, 1718718), (36, 1432265), (45, 1145812), (60, 859359), (90, 572906), (180, 286453)]