51813200

素因数分解:

$2^4\times 5^2\times {\mathrm{129533}}^1$

素因数の和:129551

約数の個数: 30

約数和(自身を含む): 124482174

約数和(自身を除く): 72668974

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 129533, 259066, 518132, 647665, 1036264, 1295330, 2072528, 2590660, 3238325, 5181320, 6476650, 10362640, 12953300, 25906600, 51813200]

約数ペア:

[(1, 51813200), (2, 25906600), (4, 12953300), (5, 10362640), (8, 6476650), (10, 5181320), (16, 3238325), (20, 2590660), (25, 2072528), (40, 1295330), (50, 1036264), (80, 647665), (100, 518132), (200, 259066), (400, 129533)]