101025520

素因数分解:

$2^4\times 5^1\times {\mathrm{1262819}}^1$

素因数の和:1262832

約数の個数: 20

約数和(自身を含む): 234884520

約数和(自身を除く): 133859000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1262819, 2525638, 5051276, 6314095, 10102552, 12628190, 20205104, 25256380, 50512760, 101025520]

約数ペア:

[(1, 101025520), (2, 50512760), (4, 25256380), (5, 20205104), (8, 12628190), (10, 10102552), (16, 6314095), (20, 5051276), (40, 2525638), (80, 1262819)]