157161880

素因数分解:

$2^3\times 5^1\times {\mathrm{3929047}}^1$

素因数の和:3929058

約数の個数: 16

約数和(自身を含む): 353614320

約数和(自身を除く): 196452440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3929047, 7858094, 15716188, 19645235, 31432376, 39290470, 78580940, 157161880]

約数ペア:

[(1, 157161880), (2, 78580940), (4, 39290470), (5, 31432376), (8, 19645235), (10, 15716188), (20, 7858094), (40, 3929047)]