65764720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{117437}}^1$

素因数の和:117457

約数の個数: 40

約数和(自身を含む): 174747744

約数和(自身を除く): 108983024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 117437, 234874, 469748, 587185, 822059, 939496, 1174370, 1644118, 1878992, 2348740, 3288236, 4110295, 4697480, 6576472, 8220590, 9394960, 13152944, 16441180, 32882360, 65764720]

約数ペア:

[(1, 65764720), (2, 32882360), (4, 16441180), (5, 13152944), (7, 9394960), (8, 8220590), (10, 6576472), (14, 4697480), (16, 4110295), (20, 3288236), (28, 2348740), (35, 1878992), (40, 1644118), (56, 1174370), (70, 939496), (80, 822059), (112, 587185), (140, 469748), (280, 234874), (560, 117437)]