2197996825

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{503}}^1\times {\mathrm{1697}}^1$

素因数の和:2313

約数の個数: 24

約数和(自身を含む): 2759073408

約数和(自身を除く): 561076583

約数列:

[1, 5, 25, 103, 503, 515, 1697, 2515, 2575, 8485, 12575, 42425, 51809, 174791, 259045, 853591, 873955, 1295225, 4267955, 4369775, 21339775, 87919873, 439599365, 2197996825]

約数ペア:

[(1, 2197996825), (5, 439599365), (25, 87919873), (103, 21339775), (503, 4369775), (515, 4267955), (1697, 1295225), (2515, 873955), (2575, 853591), (8485, 259045), (12575, 174791), (42425, 51809)]