55415680

素因数分解:

$2^7\times 5^1\times {\mathrm{86587}}^1$

素因数の和:86606

約数の個数: 32

約数和(自身を含む): 132479640

約数和(自身を除く): 77063960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 86587, 173174, 346348, 432935, 692696, 865870, 1385392, 1731740, 2770784, 3463480, 5541568, 6926960, 11083136, 13853920, 27707840, 55415680]

約数ペア:

[(1, 55415680), (2, 27707840), (4, 13853920), (5, 11083136), (8, 6926960), (10, 5541568), (16, 3463480), (20, 2770784), (32, 1731740), (40, 1385392), (64, 865870), (80, 692696), (128, 432935), (160, 346348), (320, 173174), (640, 86587)]