25416640

素因数分解:

$2^6\times 5^1\times {\mathrm{79427}}^1$

素因数の和:79444

約数の個数: 28

約数和(自身を含む): 60524136

約数和(自身を除く): 35107496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 79427, 158854, 317708, 397135, 635416, 794270, 1270832, 1588540, 2541664, 3177080, 5083328, 6354160, 12708320, 25416640]

約数ペア:

[(1, 25416640), (2, 12708320), (4, 6354160), (5, 5083328), (8, 3177080), (10, 2541664), (16, 1588540), (20, 1270832), (32, 794270), (40, 635416), (64, 397135), (80, 317708), (160, 158854), (320, 79427)]