25563770

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 47520000

約数和(自身を除く): 21956230

約数列:

[1, 2, 5, 10, 47, 94, 109, 218, 235, 470, 499, 545, 998, 1090, 2495, 4990, 5123, 10246, 23453, 25615, 46906, 51230, 54391, 108782, 117265, 234530, 271955, 543910, 2556377, 5112754, 12781885, 25563770]

約数ペア:

[(1, 25563770), (2, 12781885), (5, 5112754), (10, 2556377), (47, 543910), (94, 271955), (109, 234530), (218, 117265), (235, 108782), (470, 54391), (499, 51230), (545, 46906), (998, 25615), (1090, 23453), (2495, 10246), (4990, 5123)]