78074320

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2203}}^1$

素因数の和:2659

約数の個数: 40

約数和(自身を含む): 182015136

約数和(自身を除く): 103940816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2203, 2215, 3544, 4406, 4430, 7088, 8812, 8860, 11015, 17624, 17720, 22030, 35248, 35440, 44060, 88120, 176240, 975929, 1951858, 3903716, 4879645, 7807432, 9759290, 15614864, 19518580, 39037160, 78074320]

約数ペア:

[(1, 78074320), (2, 39037160), (4, 19518580), (5, 15614864), (8, 9759290), (10, 7807432), (16, 4879645), (20, 3903716), (40, 1951858), (80, 975929), (443, 176240), (886, 88120), (1772, 44060), (2203, 35440), (2215, 35248), (3544, 22030), (4406, 17720), (4430, 17624), (7088, 11015), (8812, 8860)]