123905792

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 266226912

約数和(自身を除く): 142321120

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 128, 136, 142, 256, 272, 284, 401, 544, 568, 802, 1088, 1136, 1207, 1604, 2176, 2272, 2414, 3208, 4352, 4544, 4828, 6416, 6817, 9088, 9656, 12832, 13634, 18176, 19312, 25664, 27268, 28471, 38624, 51328, 54536, 56942, 77248, 102656, 109072, 113884, 154496, 218144, 227768, 308992, 436288, 455536, 484007, 872576, 911072, 968014, 1745152, 1822144, 1936028, 3644288, 3872056, 7288576, 7744112, 15488224, 30976448, 61952896, 123905792]

約数ペア:

[(1, 123905792), (2, 61952896), (4, 30976448), (8, 15488224), (16, 7744112), (17, 7288576), (32, 3872056), (34, 3644288), (64, 1936028), (68, 1822144), (71, 1745152), (128, 968014), (136, 911072), (142, 872576), (256, 484007), (272, 455536), (284, 436288), (401, 308992), (544, 227768), (568, 218144), (802, 154496), (1088, 113884), (1136, 109072), (1207, 102656), (1604, 77248), (2176, 56942), (2272, 54536), (2414, 51328), (3208, 38624), (4352, 28471), (4544, 27268), (4828, 25664), (6416, 19312), (6817, 18176), (9088, 13634), (9656, 12832)]