101589520

素因数分解:

$2^4\times 5^1\times {\mathrm{1269869}}^1$

素因数の和:1269882

約数の個数: 20

約数和(自身を含む): 236195820

約数和(自身を除く): 134606300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1269869, 2539738, 5079476, 6349345, 10158952, 12698690, 20317904, 25397380, 50794760, 101589520]

約数ペア:

[(1, 101589520), (2, 50794760), (4, 25397380), (5, 20317904), (8, 12698690), (10, 10158952), (16, 6349345), (20, 5079476), (40, 2539738), (80, 1269869)]