90508185

素因数分解:

$3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1123}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 163204800

約数和(自身を除く): 72696615

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 199, 405, 597, 995, 1123, 1791, 2985, 3369, 5373, 5615, 8955, 10107, 16119, 16845, 26865, 30321, 50535, 80595, 90963, 151605, 223477, 454815, 670431, 1117385, 2011293, 3352155, 6033879, 10056465, 18101637, 30169395, 90508185]

約数ペア:

[(1, 90508185), (3, 30169395), (5, 18101637), (9, 10056465), (15, 6033879), (27, 3352155), (45, 2011293), (81, 1117385), (135, 670431), (199, 454815), (405, 223477), (597, 151605), (995, 90963), (1123, 80595), (1791, 50535), (2985, 30321), (3369, 26865), (5373, 16845), (5615, 16119), (8955, 10107)]