55089025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 71870400

約数和(自身を除く): 16781375

約数列:

[1, 5, 23, 25, 115, 149, 575, 643, 745, 3215, 3427, 3725, 14789, 16075, 17135, 73945, 85675, 95807, 369725, 479035, 2203561, 2395175, 11017805, 55089025]

約数ペア:

[(1, 55089025), (5, 11017805), (23, 2395175), (25, 2203561), (115, 479035), (149, 369725), (575, 95807), (643, 85675), (745, 73945), (3215, 17135), (3427, 16075), (3725, 14789)]