28601200

素因数分解:

$2^4\times 5^2\times {\mathrm{71503}}^1$

素因数の和:71521

約数の個数: 30

約数和(自身を含む): 68715344

約数和(自身を除く): 40114144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 71503, 143006, 286012, 357515, 572024, 715030, 1144048, 1430060, 1787575, 2860120, 3575150, 5720240, 7150300, 14300600, 28601200]

約数ペア:

[(1, 28601200), (2, 14300600), (4, 7150300), (5, 5720240), (8, 3575150), (10, 2860120), (16, 1787575), (20, 1430060), (25, 1144048), (40, 715030), (50, 572024), (80, 357515), (100, 286012), (200, 143006), (400, 71503)]