28700800

素因数分解:

$2^7\times 5^2\times {\mathrm{8969}}^1$

素因数の和:8993

約数の個数: 48

約数和(自身を含む): 70907850

約数和(自身を除く): 42207050

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 8969, 17938, 35876, 44845, 71752, 89690, 143504, 179380, 224225, 287008, 358760, 448450, 574016, 717520, 896900, 1148032, 1435040, 1793800, 2870080, 3587600, 5740160, 7175200, 14350400, 28700800]

約数ペア:

[(1, 28700800), (2, 14350400), (4, 7175200), (5, 5740160), (8, 3587600), (10, 2870080), (16, 1793800), (20, 1435040), (25, 1148032), (32, 896900), (40, 717520), (50, 574016), (64, 448450), (80, 358760), (100, 287008), (128, 224225), (160, 179380), (200, 143504), (320, 89690), (400, 71752), (640, 44845), (800, 35876), (1600, 17938), (3200, 8969)]