28805450

素因数分解:

$2^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1481}}^1$

素因数の和:1882

約数の個数: 24

約数和(自身を含む): 53752140

約数和(自身を除く): 24946690

約数列:

[1, 2, 5, 10, 25, 50, 389, 778, 1481, 1945, 2962, 3890, 7405, 9725, 14810, 19450, 37025, 74050, 576109, 1152218, 2880545, 5761090, 14402725, 28805450]

約数ペア:

[(1, 28805450), (2, 14402725), (5, 5761090), (10, 2880545), (25, 1152218), (50, 576109), (389, 74050), (778, 37025), (1481, 19450), (1945, 14810), (2962, 9725), (3890, 7405)]