100653920

素因数分解:

$2^5\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1433}}^1$

素因数の和:1887

約数の個数: 48

約数和(自身を含む): 238502880

約数和(自身を除く): 137848960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 439, 878, 1433, 1756, 2195, 2866, 3512, 4390, 5732, 7024, 7165, 8780, 11464, 14048, 14330, 17560, 22928, 28660, 35120, 45856, 57320, 70240, 114640, 229280, 629087, 1258174, 2516348, 3145435, 5032696, 6290870, 10065392, 12581740, 20130784, 25163480, 50326960, 100653920]

約数ペア:

[(1, 100653920), (2, 50326960), (4, 25163480), (5, 20130784), (8, 12581740), (10, 10065392), (16, 6290870), (20, 5032696), (32, 3145435), (40, 2516348), (80, 1258174), (160, 629087), (439, 229280), (878, 114640), (1433, 70240), (1756, 57320), (2195, 45856), (2866, 35120), (3512, 28660), (4390, 22928), (5732, 17560), (7024, 14330), (7165, 14048), (8780, 11464)]