259790650

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1124

約数の個数: 72

約数和(自身を含む): 567927936

約数和(自身を除く): 308137286

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 107, 175, 214, 245, 350, 490, 535, 749, 991, 1070, 1225, 1498, 1982, 2450, 2675, 3745, 4955, 5243, 5350, 6937, 7490, 9910, 10486, 13874, 18725, 24775, 26215, 34685, 37450, 48559, 49550, 52430, 69370, 97118, 106037, 131075, 173425, 212074, 242795, 262150, 346850, 485590, 530185, 742259, 1060370, 1213975, 1484518, 2427950, 2650925, 3711295, 5195813, 5301850, 7422590, 10391626, 18556475, 25979065, 37112950, 51958130, 129895325, 259790650]

約数ペア:

[(1, 259790650), (2, 129895325), (5, 51958130), (7, 37112950), (10, 25979065), (14, 18556475), (25, 10391626), (35, 7422590), (49, 5301850), (50, 5195813), (70, 3711295), (98, 2650925), (107, 2427950), (175, 1484518), (214, 1213975), (245, 1060370), (350, 742259), (490, 530185), (535, 485590), (749, 346850), (991, 262150), (1070, 242795), (1225, 212074), (1498, 173425), (1982, 131075), (2450, 106037), (2675, 97118), (3745, 69370), (4955, 52430), (5243, 49550), (5350, 48559), (6937, 37450), (7490, 34685), (9910, 26215), (10486, 24775), (13874, 18725)]