27688960

素因数分解:

$2^{15}\times 5^1\times {\mathrm{13}}^2$

素因数の和:61

約数の個数: 96

約数和(自身を含む): 71957430

約数和(自身を除く): 44268470

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 512, 520, 640, 676, 832, 845, 1024, 1040, 1280, 1352, 1664, 1690, 2048, 2080, 2560, 2704, 3328, 3380, 4096, 4160, 5120, 5408, 6656, 6760, 8192, 8320, 10240, 10816, 13312, 13520, 16384, 16640, 20480, 21632, 26624, 27040, 32768, 33280, 40960, 43264, 53248, 54080, 66560, 81920, 86528, 106496, 108160, 133120, 163840, 173056, 212992, 216320, 266240, 346112, 425984, 432640, 532480, 692224, 865280, 1064960, 1384448, 1730560, 2129920, 2768896, 3461120, 5537792, 6922240, 13844480, 27688960]

約数ペア:

[(1, 27688960), (2, 13844480), (4, 6922240), (5, 5537792), (8, 3461120), (10, 2768896), (13, 2129920), (16, 1730560), (20, 1384448), (26, 1064960), (32, 865280), (40, 692224), (52, 532480), (64, 432640), (65, 425984), (80, 346112), (104, 266240), (128, 216320), (130, 212992), (160, 173056), (169, 163840), (208, 133120), (256, 108160), (260, 106496), (320, 86528), (338, 81920), (416, 66560), (512, 54080), (520, 53248), (640, 43264), (676, 40960), (832, 33280), (845, 32768), (1024, 27040), (1040, 26624), (1280, 21632), (1352, 20480), (1664, 16640), (1690, 16384), (2048, 13520), (2080, 13312), (2560, 10816), (2704, 10240), (3328, 8320), (3380, 8192), (4096, 6760), (4160, 6656), (5120, 5408)]