156960261280

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2398537}}^1$

素因数の和:2398961

約数の個数: 48

約数和(自身を含む): 371725419240

約数和(自身を除く): 214765157960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 13088, 16360, 32720, 65440, 2398537, 4797074, 9594148, 11992685, 19188296, 23985370, 38376592, 47970740, 76753184, 95941480, 191882960, 383765920, 981001633, 1962003266, 3924006532, 4905008165, 7848013064, 9810016330, 15696026128, 19620032660, 31392052256, 39240065320, 78480130640, 156960261280]

約数ペア:

[(1, 156960261280), (2, 78480130640), (4, 39240065320), (5, 31392052256), (8, 19620032660), (10, 15696026128), (16, 9810016330), (20, 7848013064), (32, 4905008165), (40, 3924006532), (80, 1962003266), (160, 981001633), (409, 383765920), (818, 191882960), (1636, 95941480), (2045, 76753184), (3272, 47970740), (4090, 38376592), (6544, 23985370), (8180, 19188296), (13088, 11992685), (16360, 9594148), (32720, 4797074), (65440, 2398537)]