53768720

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1531}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 125378880

約数和(自身を除く): 71610160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1531, 1756, 2195, 3062, 3512, 4390, 6124, 7024, 7655, 8780, 12248, 15310, 17560, 24496, 30620, 35120, 61240, 122480, 672109, 1344218, 2688436, 3360545, 5376872, 6721090, 10753744, 13442180, 26884360, 53768720]

約数ペア:

[(1, 53768720), (2, 26884360), (4, 13442180), (5, 10753744), (8, 6721090), (10, 5376872), (16, 3360545), (20, 2688436), (40, 1344218), (80, 672109), (439, 122480), (878, 61240), (1531, 35120), (1756, 30620), (2195, 24496), (3062, 17560), (3512, 15310), (4390, 12248), (6124, 8780), (7024, 7655)]