81651136

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 112

約数和(自身を含む): 200143872

約数和(自身を除く): 118492736

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 71, 112, 119, 136, 142, 151, 224, 238, 272, 284, 302, 448, 476, 497, 544, 568, 604, 952, 994, 1057, 1088, 1136, 1207, 1208, 1904, 1988, 2114, 2272, 2414, 2416, 2567, 3808, 3976, 4228, 4544, 4828, 4832, 5134, 7616, 7952, 8449, 8456, 9656, 9664, 10268, 10721, 15904, 16898, 16912, 17969, 19312, 20536, 21442, 31808, 33796, 33824, 35938, 38624, 41072, 42884, 67592, 67648, 71876, 75047, 77248, 82144, 85768, 135184, 143752, 150094, 164288, 171536, 182257, 270368, 287504, 300188, 343072, 364514, 540736, 575008, 600376, 686144, 729028, 1150016, 1200752, 1275799, 1458056, 2401504, 2551598, 2916112, 4803008, 5103196, 5832224, 10206392, 11664448, 20412784, 40825568, 81651136]

約数ペア:

[(1, 81651136), (2, 40825568), (4, 20412784), (7, 11664448), (8, 10206392), (14, 5832224), (16, 5103196), (17, 4803008), (28, 2916112), (32, 2551598), (34, 2401504), (56, 1458056), (64, 1275799), (68, 1200752), (71, 1150016), (112, 729028), (119, 686144), (136, 600376), (142, 575008), (151, 540736), (224, 364514), (238, 343072), (272, 300188), (284, 287504), (302, 270368), (448, 182257), (476, 171536), (497, 164288), (544, 150094), (568, 143752), (604, 135184), (952, 85768), (994, 82144), (1057, 77248), (1088, 75047), (1136, 71876), (1207, 67648), (1208, 67592), (1904, 42884), (1988, 41072), (2114, 38624), (2272, 35938), (2414, 33824), (2416, 33796), (2567, 31808), (3808, 21442), (3976, 20536), (4228, 19312), (4544, 17969), (4828, 16912), (4832, 16898), (5134, 15904), (7616, 10721), (7952, 10268), (8449, 9664), (8456, 9656)]