25105444

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 56306880

約数和(自身を除く): 31201436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 59, 91, 98, 118, 167, 182, 196, 236, 334, 364, 413, 637, 668, 767, 826, 1169, 1274, 1534, 1652, 2171, 2338, 2548, 2891, 3068, 4342, 4676, 5369, 5782, 8183, 8684, 9853, 10738, 11564, 15197, 16366, 19706, 21476, 30394, 32732, 37583, 39412, 60788, 68971, 75166, 106379, 128089, 137942, 150332, 212758, 256178, 275884, 425516, 482797, 512356, 896623, 965594, 1793246, 1931188, 3586492, 6276361, 12552722, 25105444]

約数ペア:

[(1, 25105444), (2, 12552722), (4, 6276361), (7, 3586492), (13, 1931188), (14, 1793246), (26, 965594), (28, 896623), (49, 512356), (52, 482797), (59, 425516), (91, 275884), (98, 256178), (118, 212758), (167, 150332), (182, 137942), (196, 128089), (236, 106379), (334, 75166), (364, 68971), (413, 60788), (637, 39412), (668, 37583), (767, 32732), (826, 30394), (1169, 21476), (1274, 19706), (1534, 16366), (1652, 15197), (2171, 11564), (2338, 10738), (2548, 9853), (2891, 8684), (3068, 8183), (4342, 5782), (4676, 5369)]