80455820

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{26641}}^1$

素因数の和:26801

約数の個数: 24

約数和(自身を含む): 170082528

約数和(自身を除く): 89626708

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 26641, 53282, 106564, 133205, 266410, 532820, 4022791, 8045582, 16091164, 20113955, 40227910, 80455820]

約数ペア:

[(1, 80455820), (2, 40227910), (4, 20113955), (5, 16091164), (10, 8045582), (20, 4022791), (151, 532820), (302, 266410), (604, 133205), (755, 106564), (1510, 53282), (3020, 26641)]