155213920

素因数分解:

$2^5\times 5^1\times {\mathrm{970087}}^1$

素因数の和:970102

約数の個数: 24

約数和(自身を含む): 366693264

約数和(自身を除く): 211479344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 970087, 1940174, 3880348, 4850435, 7760696, 9700870, 15521392, 19401740, 31042784, 38803480, 77606960, 155213920]

約数ペア:

[(1, 155213920), (2, 77606960), (4, 38803480), (5, 31042784), (8, 19401740), (10, 15521392), (16, 9700870), (20, 7760696), (32, 4850435), (40, 3880348), (80, 1940174), (160, 970087)]