53156720

素因数分解:

$2^4\times 5^1\times {\mathrm{664459}}^1$

素因数の和:664472

約数の個数: 20

約数和(自身を含む): 123589560

約数和(自身を除く): 70432840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 664459, 1328918, 2657836, 3322295, 5315672, 6644590, 10631344, 13289180, 26578360, 53156720]

約数ペア:

[(1, 53156720), (2, 26578360), (4, 13289180), (5, 10631344), (8, 6644590), (10, 5315672), (16, 3322295), (20, 2657836), (40, 1328918), (80, 664459)]