13865900

素因数分解:

$2^2\times 5^2\times {\mathrm{313}}^1\times {\mathrm{443}}^1$

素因数の和:770

約数の個数: 36

約数和(自身を含む): 30253272

約数和(自身を除く): 16387372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 313, 443, 626, 886, 1252, 1565, 1772, 2215, 3130, 4430, 6260, 7825, 8860, 11075, 15650, 22150, 31300, 44300, 138659, 277318, 554636, 693295, 1386590, 2773180, 3466475, 6932950, 13865900]

約数ペア:

[(1, 13865900), (2, 6932950), (4, 3466475), (5, 2773180), (10, 1386590), (20, 693295), (25, 554636), (50, 277318), (100, 138659), (313, 44300), (443, 31300), (626, 22150), (886, 15650), (1252, 11075), (1565, 8860), (1772, 7825), (2215, 6260), (3130, 4430)]