20626018825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{1511}}^1\times {\mathrm{32119}}^1$

素因数の和:33657

約数の個数: 24

約数和(自身を含む): 27099515520

約数和(自身を除く): 6473496695

約数列:

[1, 5, 17, 25, 85, 425, 1511, 7555, 25687, 32119, 37775, 128435, 160595, 546023, 642175, 802975, 2730115, 13650575, 48531809, 242659045, 825040753, 1213295225, 4125203765, 20626018825]

約数ペア:

[(1, 20626018825), (5, 4125203765), (17, 1213295225), (25, 825040753), (85, 242659045), (425, 48531809), (1511, 13650575), (7555, 2730115), (25687, 802975), (32119, 642175), (37775, 546023), (128435, 160595)]