64139600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{22907}}^1$

素因数の和:22932

約数の個数: 60

約数和(自身を含む): 176116704

約数和(自身を除く): 111977104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 22907, 45814, 91628, 114535, 160349, 183256, 229070, 320698, 366512, 458140, 572675, 641396, 801745, 916280, 1145350, 1282792, 1603490, 1832560, 2290700, 2565584, 3206980, 4008725, 4581400, 6413960, 8017450, 9162800, 12827920, 16034900, 32069800, 64139600]

約数ペア:

[(1, 64139600), (2, 32069800), (4, 16034900), (5, 12827920), (7, 9162800), (8, 8017450), (10, 6413960), (14, 4581400), (16, 4008725), (20, 3206980), (25, 2565584), (28, 2290700), (35, 1832560), (40, 1603490), (50, 1282792), (56, 1145350), (70, 916280), (80, 801745), (100, 641396), (112, 572675), (140, 458140), (175, 366512), (200, 320698), (280, 229070), (350, 183256), (400, 160349), (560, 114535), (700, 91628), (1400, 45814), (2800, 22907)]