25525760

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1$

素因数の和:108

約数の個数: 120

約数和(自身を含む): 67395240

約数和(自身を除く): 41869480

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, 1040, 1180, 1280, 1352, 1534, 1664, 1690, 1888, 2080, 2360, 2560, 2704, 3068, 3328, 3380, 3776, 3835, 4160, 4720, 5408, 6136, 6656, 6760, 7552, 7670, 8320, 9440, 9971, 10816, 12272, 13520, 15104, 15340, 16640, 18880, 19942, 21632, 24544, 27040, 30208, 30680, 33280, 37760, 39884, 43264, 49088, 49855, 54080, 61360, 75520, 79768, 86528, 98176, 99710, 108160, 122720, 151040, 159536, 196352, 199420, 216320, 245440, 319072, 392704, 398840, 432640, 490880, 638144, 797680, 981760, 1276288, 1595360, 1963520, 2552576, 3190720, 5105152, 6381440, 12762880, 25525760]

約数ペア:

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