51051520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 132

約数和(自身を含む): 134856360

約数和(自身を除く): 83804840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 104, 118, 128, 130, 160, 169, 208, 236, 256, 260, 295, 320, 338, 416, 472, 512, 520, 590, 640, 676, 767, 832, 845, 944, 1024, 1040, 1180, 1280, 1352, 1534, 1664, 1690, 1888, 2080, 2360, 2560, 2704, 3068, 3328, 3380, 3776, 3835, 4160, 4720, 5120, 5408, 6136, 6656, 6760, 7552, 7670, 8320, 9440, 9971, 10816, 12272, 13312, 13520, 15104, 15340, 16640, 18880, 19942, 21632, 24544, 27040, 30208, 30680, 33280, 37760, 39884, 43264, 49088, 49855, 54080, 60416, 61360, 66560, 75520, 79768, 86528, 98176, 99710, 108160, 122720, 151040, 159536, 173056, 196352, 199420, 216320, 245440, 302080, 319072, 392704, 398840, 432640, 490880, 638144, 785408, 797680, 865280, 981760, 1276288, 1595360, 1963520, 2552576, 3190720, 3927040, 5105152, 6381440, 10210304, 12762880, 25525760, 51051520]

約数ペア:

[(1, 51051520), (2, 25525760), (4, 12762880), (5, 10210304), (8, 6381440), (10, 5105152), (13, 3927040), (16, 3190720), (20, 2552576), (26, 1963520), (32, 1595360), (40, 1276288), (52, 981760), (59, 865280), (64, 797680), (65, 785408), (80, 638144), (104, 490880), (118, 432640), (128, 398840), (130, 392704), (160, 319072), (169, 302080), (208, 245440), (236, 216320), (256, 199420), (260, 196352), (295, 173056), (320, 159536), (338, 151040), (416, 122720), (472, 108160), (512, 99710), (520, 98176), (590, 86528), (640, 79768), (676, 75520), (767, 66560), (832, 61360), (845, 60416), (944, 54080), (1024, 49855), (1040, 49088), (1180, 43264), (1280, 39884), (1352, 37760), (1534, 33280), (1664, 30680), (1690, 30208), (1888, 27040), (2080, 24544), (2360, 21632), (2560, 19942), (2704, 18880), (3068, 16640), (3328, 15340), (3380, 15104), (3776, 13520), (3835, 13312), (4160, 12272), (4720, 10816), (5120, 9971), (5408, 9440), (6136, 8320), (6656, 7670), (6760, 7552)]