201257080

素因数分解:

$2^3\times 5^1\times {\mathrm{5031427}}^1$

素因数の和:5031438

約数の個数: 16

約数和(自身を含む): 452828520

約数和(自身を除く): 251571440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5031427, 10062854, 20125708, 25157135, 40251416, 50314270, 100628540, 201257080]

約数ペア:

[(1, 201257080), (2, 100628540), (4, 50314270), (5, 40251416), (8, 25157135), (10, 20125708), (20, 10062854), (40, 5031427)]