200899280

素因数分解:

$2^4\times 5^1\times {\mathrm{2511241}}^1$

素因数の和:2511254

約数の個数: 20

約数和(自身を含む): 467091012

約数和(自身を除く): 266191732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2511241, 5022482, 10044964, 12556205, 20089928, 25112410, 40179856, 50224820, 100449640, 200899280]

約数ペア:

[(1, 200899280), (2, 100449640), (4, 50224820), (5, 40179856), (8, 25112410), (10, 20089928), (16, 12556205), (20, 10044964), (40, 5022482), (80, 2511241)]