70518640

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8087}}^1$

素因数の和:8209

約数の個数: 40

約数和(自身を含む): 165480480

約数和(自身を除く): 94961840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8087, 8720, 16174, 32348, 40435, 64696, 80870, 129392, 161740, 323480, 646960, 881483, 1762966, 3525932, 4407415, 7051864, 8814830, 14103728, 17629660, 35259320, 70518640]

約数ペア:

[(1, 70518640), (2, 35259320), (4, 17629660), (5, 14103728), (8, 8814830), (10, 7051864), (16, 4407415), (20, 3525932), (40, 1762966), (80, 881483), (109, 646960), (218, 323480), (436, 161740), (545, 129392), (872, 80870), (1090, 64696), (1744, 40435), (2180, 32348), (4360, 16174), (8087, 8720)]