81826304

素因数分解:

$2^9\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 120

約数和(自身を含む): 200999040

約数和(自身を除く): 119172736

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 79, 112, 119, 128, 136, 158, 224, 238, 256, 272, 289, 316, 448, 476, 512, 544, 553, 578, 632, 896, 952, 1088, 1106, 1156, 1264, 1343, 1792, 1904, 2023, 2176, 2212, 2312, 2528, 2686, 3584, 3808, 4046, 4352, 4424, 4624, 5056, 5372, 7616, 8092, 8704, 8848, 9248, 9401, 10112, 10744, 15232, 16184, 17696, 18496, 18802, 20224, 21488, 22831, 30464, 32368, 35392, 36992, 37604, 40448, 42976, 45662, 60928, 64736, 70784, 73984, 75208, 85952, 91324, 129472, 141568, 147968, 150416, 159817, 171904, 182648, 258944, 283136, 300832, 319634, 343808, 365296, 517888, 601664, 639268, 687616, 730592, 1035776, 1203328, 1278536, 1461184, 2406656, 2557072, 2922368, 4813312, 5114144, 5844736, 10228288, 11689472, 20456576, 40913152, 81826304]

約数ペア:

[(1, 81826304), (2, 40913152), (4, 20456576), (7, 11689472), (8, 10228288), (14, 5844736), (16, 5114144), (17, 4813312), (28, 2922368), (32, 2557072), (34, 2406656), (56, 1461184), (64, 1278536), (68, 1203328), (79, 1035776), (112, 730592), (119, 687616), (128, 639268), (136, 601664), (158, 517888), (224, 365296), (238, 343808), (256, 319634), (272, 300832), (289, 283136), (316, 258944), (448, 182648), (476, 171904), (512, 159817), (544, 150416), (553, 147968), (578, 141568), (632, 129472), (896, 91324), (952, 85952), (1088, 75208), (1106, 73984), (1156, 70784), (1264, 64736), (1343, 60928), (1792, 45662), (1904, 42976), (2023, 40448), (2176, 37604), (2212, 36992), (2312, 35392), (2528, 32368), (2686, 30464), (3584, 22831), (3808, 21488), (4046, 20224), (4352, 18802), (4424, 18496), (4624, 17696), (5056, 16184), (5372, 15232), (7616, 10744), (8092, 10112), (8704, 9401), (8848, 9248)]