87852680

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{5003}}^1$

素因数の和:5453

約数の個数: 32

約数和(自身を含む): 198158400

約数和(自身を除く): 110305720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 5003, 8780, 10006, 17560, 20012, 25015, 40024, 50030, 100060, 200120, 2196317, 4392634, 8785268, 10981585, 17570536, 21963170, 43926340, 87852680]

約数ペア:

[(1, 87852680), (2, 43926340), (4, 21963170), (5, 17570536), (8, 10981585), (10, 8785268), (20, 4392634), (40, 2196317), (439, 200120), (878, 100060), (1756, 50030), (2195, 40024), (3512, 25015), (4390, 20012), (5003, 17560), (8780, 10006)]