40672385

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 53406720

約数和(自身を除く): 12734335

約数列:

[1, 5, 13, 65, 127, 169, 379, 635, 845, 1651, 1895, 4927, 8255, 21463, 24635, 48133, 64051, 107315, 240665, 320255, 625729, 3128645, 8134477, 40672385]

約数ペア:

[(1, 40672385), (5, 8134477), (13, 3128645), (65, 625729), (127, 320255), (169, 240665), (379, 107315), (635, 64051), (845, 48133), (1651, 24635), (1895, 21463), (4927, 8255)]