25554256

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17551}}^1$

素因数の和:17579

約数の個数: 40

約数和(自身を含む): 60940544

約数和(自身を除く): 35386288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 17551, 35102, 70204, 122857, 140408, 228163, 245714, 280816, 456326, 491428, 912652, 982856, 1597141, 1825304, 1965712, 3194282, 3650608, 6388564, 12777128, 25554256]

約数ペア:

[(1, 25554256), (2, 12777128), (4, 6388564), (7, 3650608), (8, 3194282), (13, 1965712), (14, 1825304), (16, 1597141), (26, 982856), (28, 912652), (52, 491428), (56, 456326), (91, 280816), (104, 245714), (112, 228163), (182, 140408), (208, 122857), (364, 70204), (728, 35102), (1456, 17551)]