25813280

素因数分解:

$2^5\times 5^1\times {\mathrm{161333}}^1$

素因数の和:161348

約数の個数: 24

約数和(自身を含む): 60984252

約数和(自身を除く): 35170972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 161333, 322666, 645332, 806665, 1290664, 1613330, 2581328, 3226660, 5162656, 6453320, 12906640, 25813280]

約数ペア:

[(1, 25813280), (2, 12906640), (4, 6453320), (5, 5162656), (8, 3226660), (10, 2581328), (16, 1613330), (20, 1290664), (32, 806665), (40, 645332), (80, 322666), (160, 161333)]