101988080

素因数分解:

$2^4\times 5^1\times {\mathrm{1274851}}^1$

素因数の和:1274864

約数の個数: 20

約数和(自身を含む): 237122472

約数和(自身を除く): 135134392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1274851, 2549702, 5099404, 6374255, 10198808, 12748510, 20397616, 25497020, 50994040, 101988080]

約数ペア:

[(1, 101988080), (2, 50994040), (4, 25497020), (5, 20397616), (8, 12748510), (10, 10198808), (16, 6374255), (20, 5099404), (40, 2549702), (80, 1274851)]