87801200

素因数分解:

$2^4\times 5^2\times {\mathrm{219503}}^1$

素因数の和:219521

約数の個数: 30

約数和(自身を含む): 210943344

約数和(自身を除く): 123142144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 219503, 439006, 878012, 1097515, 1756024, 2195030, 3512048, 4390060, 5487575, 8780120, 10975150, 17560240, 21950300, 43900600, 87801200]

約数ペア:

[(1, 87801200), (2, 43900600), (4, 21950300), (5, 17560240), (8, 10975150), (10, 8780120), (16, 5487575), (20, 4390060), (25, 3512048), (40, 2195030), (50, 1756024), (80, 1097515), (100, 878012), (200, 439006), (400, 219503)]