528068080

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{16139}}^1$

素因数の和:16561

約数の個数: 40

約数和(自身を含む): 1230836400

約数和(自身を除く): 702768320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16139, 16360, 32278, 32720, 64556, 80695, 129112, 161390, 258224, 322780, 645560, 1291120, 6600851, 13201702, 26403404, 33004255, 52806808, 66008510, 105613616, 132017020, 264034040, 528068080]

約数ペア:

[(1, 528068080), (2, 264034040), (4, 132017020), (5, 105613616), (8, 66008510), (10, 52806808), (16, 33004255), (20, 26403404), (40, 13201702), (80, 6600851), (409, 1291120), (818, 645560), (1636, 322780), (2045, 258224), (3272, 161390), (4090, 129112), (6544, 80695), (8180, 64556), (16139, 32720), (16360, 32278)]