51600880

素因数分解:

$2^4\times 5^1\times {\mathrm{645011}}^1$

素因数の和:645024

約数の個数: 20

約数和(自身を含む): 119972232

約数和(自身を除く): 68371352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 645011, 1290022, 2580044, 3225055, 5160088, 6450110, 10320176, 12900220, 25800440, 51600880]

約数ペア:

[(1, 51600880), (2, 25800440), (4, 12900220), (5, 10320176), (8, 6450110), (10, 5160088), (16, 3225055), (20, 2580044), (40, 1290022), (80, 645011)]