156954681320

素因数分解:

$2^3\times 5^1\times {\mathrm{3923867033}}^1$

素因数の和:3923867044

約数の個数: 16

約数和(自身を含む): 353148033060

約数和(自身を除く): 196193351740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3923867033, 7847734066, 15695468132, 19619335165, 31390936264, 39238670330, 78477340660, 156954681320]

約数ペア:

[(1, 156954681320), (2, 78477340660), (4, 39238670330), (5, 31390936264), (8, 19619335165), (10, 15695468132), (20, 7847734066), (40, 3923867033)]