25988900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 65162496

約数和(自身を除く): 39173596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 137, 140, 175, 271, 274, 350, 542, 548, 685, 700, 959, 1084, 1355, 1370, 1897, 1918, 2710, 2740, 3425, 3794, 3836, 4795, 5420, 6775, 6850, 7588, 9485, 9590, 13550, 13700, 18970, 19180, 23975, 27100, 37127, 37940, 47425, 47950, 74254, 94850, 95900, 148508, 185635, 189700, 259889, 371270, 519778, 742540, 928175, 1039556, 1299445, 1856350, 2598890, 3712700, 5197780, 6497225, 12994450, 25988900]

約数ペア:

[(1, 25988900), (2, 12994450), (4, 6497225), (5, 5197780), (7, 3712700), (10, 2598890), (14, 1856350), (20, 1299445), (25, 1039556), (28, 928175), (35, 742540), (50, 519778), (70, 371270), (100, 259889), (137, 189700), (140, 185635), (175, 148508), (271, 95900), (274, 94850), (350, 74254), (542, 47950), (548, 47425), (685, 37940), (700, 37127), (959, 27100), (1084, 23975), (1355, 19180), (1370, 18970), (1897, 13700), (1918, 13550), (2710, 9590), (2740, 9485), (3425, 7588), (3794, 6850), (3836, 6775), (4795, 5420)]