25913356

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 56306880

約数和(自身を除く): 30393524

約数列:

[1, 2, 4, 7, 14, 28, 29, 47, 49, 58, 94, 97, 98, 116, 188, 194, 196, 203, 329, 388, 406, 658, 679, 812, 1316, 1358, 1363, 1421, 2303, 2716, 2726, 2813, 2842, 4559, 4606, 4753, 5452, 5626, 5684, 9118, 9212, 9506, 9541, 11252, 18236, 19012, 19082, 19691, 31913, 38164, 39382, 63826, 66787, 78764, 127652, 132211, 133574, 137837, 223391, 264422, 267148, 275674, 446782, 528844, 551348, 893564, 925477, 1850954, 3701908, 6478339, 12956678, 25913356]

約数ペア:

[(1, 25913356), (2, 12956678), (4, 6478339), (7, 3701908), (14, 1850954), (28, 925477), (29, 893564), (47, 551348), (49, 528844), (58, 446782), (94, 275674), (97, 267148), (98, 264422), (116, 223391), (188, 137837), (194, 133574), (196, 132211), (203, 127652), (329, 78764), (388, 66787), (406, 63826), (658, 39382), (679, 38164), (812, 31913), (1316, 19691), (1358, 19082), (1363, 19012), (1421, 18236), (2303, 11252), (2716, 9541), (2726, 9506), (2813, 9212), (2842, 9118), (4559, 5684), (4606, 5626), (4753, 5452)]