25303040

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{353}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 69582240

約数和(自身を除く): 44279200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 353, 448, 512, 560, 640, 706, 896, 1024, 1120, 1280, 1412, 1765, 1792, 2048, 2240, 2471, 2560, 2824, 3530, 3584, 4480, 4942, 5120, 5648, 7060, 7168, 8960, 9884, 10240, 11296, 12355, 14120, 14336, 17920, 19768, 22592, 24710, 28240, 35840, 39536, 45184, 49420, 56480, 71680, 79072, 90368, 98840, 112960, 158144, 180736, 197680, 225920, 316288, 361472, 395360, 451840, 632576, 722944, 790720, 903680, 1265152, 1581440, 1807360, 2530304, 3162880, 3614720, 5060608, 6325760, 12651520, 25303040]

約数ペア:

[(1, 25303040), (2, 12651520), (4, 6325760), (5, 5060608), (7, 3614720), (8, 3162880), (10, 2530304), (14, 1807360), (16, 1581440), (20, 1265152), (28, 903680), (32, 790720), (35, 722944), (40, 632576), (56, 451840), (64, 395360), (70, 361472), (80, 316288), (112, 225920), (128, 197680), (140, 180736), (160, 158144), (224, 112960), (256, 98840), (280, 90368), (320, 79072), (353, 71680), (448, 56480), (512, 49420), (560, 45184), (640, 39536), (706, 35840), (896, 28240), (1024, 24710), (1120, 22592), (1280, 19768), (1412, 17920), (1765, 14336), (1792, 14120), (2048, 12355), (2240, 11296), (2471, 10240), (2560, 9884), (2824, 8960), (3530, 7168), (3584, 7060), (4480, 5648), (4942, 5120)]