66401504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 153538560

約数和(自身を除く): 87137056

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 271, 304, 403, 416, 494, 496, 542, 589, 608, 806, 988, 992, 1084, 1178, 1612, 1976, 2168, 2356, 3224, 3523, 3952, 4336, 4712, 5149, 6448, 7046, 7657, 7904, 8401, 8672, 9424, 10298, 12896, 14092, 15314, 16802, 18848, 20596, 28184, 30628, 33604, 41192, 56368, 61256, 66937, 67208, 82384, 109213, 112736, 122512, 133874, 134416, 159619, 164768, 218426, 245024, 267748, 268832, 319238, 436852, 535496, 638476, 873704, 1070992, 1276952, 1747408, 2075047, 2141984, 2553904, 3494816, 4150094, 5107808, 8300188, 16600376, 33200752, 66401504]

約数ペア:

[(1, 66401504), (2, 33200752), (4, 16600376), (8, 8300188), (13, 5107808), (16, 4150094), (19, 3494816), (26, 2553904), (31, 2141984), (32, 2075047), (38, 1747408), (52, 1276952), (62, 1070992), (76, 873704), (104, 638476), (124, 535496), (152, 436852), (208, 319238), (247, 268832), (248, 267748), (271, 245024), (304, 218426), (403, 164768), (416, 159619), (494, 134416), (496, 133874), (542, 122512), (589, 112736), (608, 109213), (806, 82384), (988, 67208), (992, 66937), (1084, 61256), (1178, 56368), (1612, 41192), (1976, 33604), (2168, 30628), (2356, 28184), (3224, 20596), (3523, 18848), (3952, 16802), (4336, 15314), (4712, 14092), (5149, 12896), (6448, 10298), (7046, 9424), (7657, 8672), (7904, 8401)]