55145290

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{61961}}^1$

素因数の和:62057

約数の個数: 16

約数和(自身を含む): 100378440

約数和(自身を除く): 45233150

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 61961, 123922, 309805, 619610, 5514529, 11029058, 27572645, 55145290]

約数ペア:

[(1, 55145290), (2, 27572645), (5, 11029058), (10, 5514529), (89, 619610), (178, 309805), (445, 123922), (890, 61961)]