78610640

素因数分解:

$2^4\times 5^1\times {\mathrm{982633}}^1$

素因数の和:982646

約数の個数: 20

約数和(自身を含む): 182769924

約数和(自身を除く): 104159284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 982633, 1965266, 3930532, 4913165, 7861064, 9826330, 15722128, 19652660, 39305320, 78610640]

約数ペア:

[(1, 78610640), (2, 39305320), (4, 19652660), (5, 15722128), (8, 9826330), (10, 7861064), (16, 4913165), (20, 3930532), (40, 1965266), (80, 982633)]