52122800

素因数分解:

$2^4\times 5^2\times {\mathrm{130307}}^1$

素因数の和:130325

約数の個数: 30

約数和(自身を含む): 125225988

約数和(自身を除く): 73103188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 130307, 260614, 521228, 651535, 1042456, 1303070, 2084912, 2606140, 3257675, 5212280, 6515350, 10424560, 13030700, 26061400, 52122800]

約数ペア:

[(1, 52122800), (2, 26061400), (4, 13030700), (5, 10424560), (8, 6515350), (10, 5212280), (16, 3257675), (20, 2606140), (25, 2084912), (40, 1303070), (50, 1042456), (80, 651535), (100, 521228), (200, 260614), (400, 130307)]