25894268

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 46620000

約数和(自身を除く): 20725732

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 1249, 2498, 4996, 5183, 10366, 20732, 88679, 91177, 177358, 182354, 354716, 364708, 6473567, 12947134, 25894268]

約数ペア:

[(1, 25894268), (2, 12947134), (4, 6473567), (71, 364708), (73, 354716), (142, 182354), (146, 177358), (284, 91177), (292, 88679), (1249, 20732), (2498, 10366), (4996, 5183)]