28251200

素因数分解:

$2^6\times 5^2\times {\mathrm{17657}}^1$

素因数の和:17679

約数の個数: 42

約数和(自身を含む): 69519546

約数和(自身を除く): 41268346

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 17657, 35314, 70628, 88285, 141256, 176570, 282512, 353140, 441425, 565024, 706280, 882850, 1130048, 1412560, 1765700, 2825120, 3531400, 5650240, 7062800, 14125600, 28251200]

約数ペア:

[(1, 28251200), (2, 14125600), (4, 7062800), (5, 5650240), (8, 3531400), (10, 2825120), (16, 1765700), (20, 1412560), (25, 1130048), (32, 882850), (40, 706280), (50, 565024), (64, 441425), (80, 353140), (100, 282512), (160, 176570), (200, 141256), (320, 88285), (400, 70628), (800, 35314), (1600, 17657)]