128202400

素因数分解:

$2^5\times 5^2\times {\mathrm{160253}}^1$

素因数の和:160273

約数の個数: 36

約数和(自身を含む): 312976062

約数和(自身を除く): 184773662

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 160253, 320506, 641012, 801265, 1282024, 1602530, 2564048, 3205060, 4006325, 5128096, 6410120, 8012650, 12820240, 16025300, 25640480, 32050600, 64101200, 128202400]

約数ペア:

[(1, 128202400), (2, 64101200), (4, 32050600), (5, 25640480), (8, 16025300), (10, 12820240), (16, 8012650), (20, 6410120), (25, 5128096), (32, 4006325), (40, 3205060), (50, 2564048), (80, 1602530), (100, 1282024), (160, 801265), (200, 641012), (400, 320506), (800, 160253)]