157080520

素因数分解:

$2^3\times 5^1\times {\mathrm{3927013}}^1$

素因数の和:3927024

約数の個数: 16

約数和(自身を含む): 353431260

約数和(自身を除く): 196350740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3927013, 7854026, 15708052, 19635065, 31416104, 39270130, 78540260, 157080520]

約数ペア:

[(1, 157080520), (2, 78540260), (4, 39270130), (5, 31416104), (8, 19635065), (10, 15708052), (20, 7854026), (40, 3927013)]