26800640

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:90

約数の個数: 120

約数和(自身を含む): 70157340

約数和(自身を除く): 43356700

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 128, 145, 152, 160, 190, 232, 256, 290, 304, 320, 361, 380, 464, 512, 551, 580, 608, 640, 722, 760, 928, 1102, 1160, 1216, 1280, 1444, 1520, 1805, 1856, 2204, 2320, 2432, 2560, 2755, 2888, 3040, 3610, 3712, 4408, 4640, 4864, 5510, 5776, 6080, 7220, 7424, 8816, 9280, 9728, 10469, 11020, 11552, 12160, 14440, 14848, 17632, 18560, 20938, 22040, 23104, 24320, 28880, 35264, 37120, 41876, 44080, 46208, 48640, 52345, 57760, 70528, 74240, 83752, 88160, 92416, 104690, 115520, 141056, 167504, 176320, 184832, 209380, 231040, 282112, 335008, 352640, 418760, 462080, 670016, 705280, 837520, 924160, 1340032, 1410560, 1675040, 2680064, 3350080, 5360128, 6700160, 13400320, 26800640]

約数ペア:

[(1, 26800640), (2, 13400320), (4, 6700160), (5, 5360128), (8, 3350080), (10, 2680064), (16, 1675040), (19, 1410560), (20, 1340032), (29, 924160), (32, 837520), (38, 705280), (40, 670016), (58, 462080), (64, 418760), (76, 352640), (80, 335008), (95, 282112), (116, 231040), (128, 209380), (145, 184832), (152, 176320), (160, 167504), (190, 141056), (232, 115520), (256, 104690), (290, 92416), (304, 88160), (320, 83752), (361, 74240), (380, 70528), (464, 57760), (512, 52345), (551, 48640), (580, 46208), (608, 44080), (640, 41876), (722, 37120), (760, 35264), (928, 28880), (1102, 24320), (1160, 23104), (1216, 22040), (1280, 20938), (1444, 18560), (1520, 17632), (1805, 14848), (1856, 14440), (2204, 12160), (2320, 11552), (2432, 11020), (2560, 10469), (2755, 9728), (2888, 9280), (3040, 8816), (3610, 7424), (3712, 7220), (4408, 6080), (4640, 5776), (4864, 5510)]