48636400

素因数分解:

$2^4\times 5^2\times {\mathrm{121591}}^1$

素因数の和:121609

約数の個数: 30

約数和(自身を含む): 116849912

約数和(自身を除く): 68213512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 121591, 243182, 486364, 607955, 972728, 1215910, 1945456, 2431820, 3039775, 4863640, 6079550, 9727280, 12159100, 24318200, 48636400]

約数ペア:

[(1, 48636400), (2, 24318200), (4, 12159100), (5, 9727280), (8, 6079550), (10, 4863640), (16, 3039775), (20, 2431820), (25, 1945456), (40, 1215910), (50, 972728), (80, 607955), (100, 486364), (200, 243182), (400, 121591)]