81081085

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1\times {\mathrm{503}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 98751744

約数和(自身を除く): 17670659

約数列:

[1, 5, 103, 313, 503, 515, 1565, 2515, 32239, 51809, 157439, 161195, 259045, 787195, 16216217, 81081085]

約数ペア:

[(1, 81081085), (5, 16216217), (103, 787195), (313, 259045), (503, 161195), (515, 157439), (1565, 51809), (2515, 32239)]