30818800

素因数分解:

$2^4\times 5^2\times {\mathrm{77047}}^1$

素因数の和:77065

約数の個数: 30

約数和(自身を含む): 74043128

約数和(自身を除く): 43224328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77047, 154094, 308188, 385235, 616376, 770470, 1232752, 1540940, 1926175, 3081880, 3852350, 6163760, 7704700, 15409400, 30818800]

約数ペア:

[(1, 30818800), (2, 15409400), (4, 7704700), (5, 6163760), (8, 3852350), (10, 3081880), (16, 1926175), (20, 1540940), (25, 1232752), (40, 770470), (50, 616376), (80, 385235), (100, 308188), (200, 154094), (400, 77047)]