68511040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:456

約数の個数: 112

約数和(自身を含む): 180246528

約数和(自身を除く): 111735488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 320, 344, 383, 416, 430, 520, 559, 688, 766, 832, 860, 1040, 1118, 1376, 1532, 1720, 1915, 2080, 2236, 2752, 2795, 3064, 3440, 3830, 4160, 4472, 4979, 5590, 6128, 6880, 7660, 8944, 9958, 11180, 12256, 13760, 15320, 16469, 17888, 19916, 22360, 24512, 24895, 30640, 32938, 35776, 39832, 44720, 49790, 61280, 65876, 79664, 82345, 89440, 99580, 122560, 131752, 159328, 164690, 178880, 199160, 214097, 263504, 318656, 329380, 398320, 428194, 527008, 658760, 796640, 856388, 1054016, 1070485, 1317520, 1593280, 1712776, 2140970, 2635040, 3425552, 4281940, 5270080, 6851104, 8563880, 13702208, 17127760, 34255520, 68511040]

約数ペア:

[(1, 68511040), (2, 34255520), (4, 17127760), (5, 13702208), (8, 8563880), (10, 6851104), (13, 5270080), (16, 4281940), (20, 3425552), (26, 2635040), (32, 2140970), (40, 1712776), (43, 1593280), (52, 1317520), (64, 1070485), (65, 1054016), (80, 856388), (86, 796640), (104, 658760), (130, 527008), (160, 428194), (172, 398320), (208, 329380), (215, 318656), (260, 263504), (320, 214097), (344, 199160), (383, 178880), (416, 164690), (430, 159328), (520, 131752), (559, 122560), (688, 99580), (766, 89440), (832, 82345), (860, 79664), (1040, 65876), (1118, 61280), (1376, 49790), (1532, 44720), (1720, 39832), (1915, 35776), (2080, 32938), (2236, 30640), (2752, 24895), (2795, 24512), (3064, 22360), (3440, 19916), (3830, 17888), (4160, 16469), (4472, 15320), (4979, 13760), (5590, 12256), (6128, 11180), (6880, 9958), (7660, 8944)]