51977800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 139633920

約数和(自身を除く): 87656120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 137, 140, 175, 200, 271, 274, 280, 350, 542, 548, 685, 700, 959, 1084, 1096, 1355, 1370, 1400, 1897, 1918, 2168, 2710, 2740, 3425, 3794, 3836, 4795, 5420, 5480, 6775, 6850, 7588, 7672, 9485, 9590, 10840, 13550, 13700, 15176, 18970, 19180, 23975, 27100, 27400, 37127, 37940, 38360, 47425, 47950, 54200, 74254, 75880, 94850, 95900, 148508, 185635, 189700, 191800, 259889, 297016, 371270, 379400, 519778, 742540, 928175, 1039556, 1299445, 1485080, 1856350, 2079112, 2598890, 3712700, 5197780, 6497225, 7425400, 10395560, 12994450, 25988900, 51977800]

約数ペア:

[(1, 51977800), (2, 25988900), (4, 12994450), (5, 10395560), (7, 7425400), (8, 6497225), (10, 5197780), (14, 3712700), (20, 2598890), (25, 2079112), (28, 1856350), (35, 1485080), (40, 1299445), (50, 1039556), (56, 928175), (70, 742540), (100, 519778), (137, 379400), (140, 371270), (175, 297016), (200, 259889), (271, 191800), (274, 189700), (280, 185635), (350, 148508), (542, 95900), (548, 94850), (685, 75880), (700, 74254), (959, 54200), (1084, 47950), (1096, 47425), (1355, 38360), (1370, 37940), (1400, 37127), (1897, 27400), (1918, 27100), (2168, 23975), (2710, 19180), (2740, 18970), (3425, 15176), (3794, 13700), (3836, 13550), (4795, 10840), (5420, 9590), (5480, 9485), (6775, 7672), (6850, 7588)]