61813280

素因数分解:

$2^5\times 5^1\times {\mathrm{386333}}^1$

素因数の和:386348

約数の個数: 24

約数和(自身を含む): 146034252

約数和(自身を除く): 84220972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 386333, 772666, 1545332, 1931665, 3090664, 3863330, 6181328, 7726660, 12362656, 15453320, 30906640, 61813280]

約数ペア:

[(1, 61813280), (2, 30906640), (4, 15453320), (5, 12362656), (8, 7726660), (10, 6181328), (16, 3863330), (20, 3090664), (32, 1931665), (40, 1545332), (80, 772666), (160, 386333)]