51000320

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{1423}}^1$

素因数の和:1455

約数の個数: 88

約数和(自身を含む): 139916544

約数和(自身を除く): 88916224

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, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1423, 1792, 2240, 2560, 2846, 3584, 4480, 5120, 5692, 7115, 7168, 8960, 9961, 11384, 14230, 17920, 19922, 22768, 28460, 35840, 39844, 45536, 49805, 56920, 79688, 91072, 99610, 113840, 159376, 182144, 199220, 227680, 318752, 364288, 398440, 455360, 637504, 728576, 796880, 910720, 1275008, 1457152, 1593760, 1821440, 2550016, 3187520, 3642880, 5100032, 6375040, 7285760, 10200064, 12750080, 25500160, 51000320]

約数ペア:

[(1, 51000320), (2, 25500160), (4, 12750080), (5, 10200064), (7, 7285760), (8, 6375040), (10, 5100032), (14, 3642880), (16, 3187520), (20, 2550016), (28, 1821440), (32, 1593760), (35, 1457152), (40, 1275008), (56, 910720), (64, 796880), (70, 728576), (80, 637504), (112, 455360), (128, 398440), (140, 364288), (160, 318752), (224, 227680), (256, 199220), (280, 182144), (320, 159376), (448, 113840), (512, 99610), (560, 91072), (640, 79688), (896, 56920), (1024, 49805), (1120, 45536), (1280, 39844), (1423, 35840), (1792, 28460), (2240, 22768), (2560, 19922), (2846, 17920), (3584, 14230), (4480, 11384), (5120, 9961), (5692, 8960), (7115, 7168)]