51455320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1447}}^1$

素因数の和:1592

約数の個数: 64

約数和(自身を含む): 133447680

約数和(自身を除く): 81992360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1447, 1778, 2540, 2894, 3556, 4445, 5080, 5788, 7112, 7235, 8890, 10129, 11576, 14470, 17780, 20258, 28940, 35560, 40516, 50645, 57880, 81032, 101290, 183769, 202580, 367538, 405160, 735076, 918845, 1286383, 1470152, 1837690, 2572766, 3675380, 5145532, 6431915, 7350760, 10291064, 12863830, 25727660, 51455320]

約数ペア:

[(1, 51455320), (2, 25727660), (4, 12863830), (5, 10291064), (7, 7350760), (8, 6431915), (10, 5145532), (14, 3675380), (20, 2572766), (28, 1837690), (35, 1470152), (40, 1286383), (56, 918845), (70, 735076), (127, 405160), (140, 367538), (254, 202580), (280, 183769), (508, 101290), (635, 81032), (889, 57880), (1016, 50645), (1270, 40516), (1447, 35560), (1778, 28940), (2540, 20258), (2894, 17780), (3556, 14470), (4445, 11576), (5080, 10129), (5788, 8890), (7112, 7235)]