81517184

素因数分解:

$2^7\times 7^2\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 194129460

約数和(自身を除く): 112612276

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 64, 82, 98, 112, 128, 164, 196, 224, 287, 317, 328, 392, 448, 574, 634, 656, 784, 896, 1148, 1268, 1312, 1568, 2009, 2219, 2296, 2536, 2624, 3136, 4018, 4438, 4592, 5072, 5248, 6272, 8036, 8876, 9184, 10144, 12997, 15533, 16072, 17752, 18368, 20288, 25994, 31066, 32144, 35504, 36736, 40576, 51988, 62132, 64288, 71008, 90979, 103976, 124264, 128576, 142016, 181958, 207952, 248528, 257152, 284032, 363916, 415904, 497056, 636853, 727832, 831808, 994112, 1273706, 1455664, 1663616, 1988224, 2547412, 2911328, 5094824, 5822656, 10189648, 11645312, 20379296, 40758592, 81517184]

約数ペア:

[(1, 81517184), (2, 40758592), (4, 20379296), (7, 11645312), (8, 10189648), (14, 5822656), (16, 5094824), (28, 2911328), (32, 2547412), (41, 1988224), (49, 1663616), (56, 1455664), (64, 1273706), (82, 994112), (98, 831808), (112, 727832), (128, 636853), (164, 497056), (196, 415904), (224, 363916), (287, 284032), (317, 257152), (328, 248528), (392, 207952), (448, 181958), (574, 142016), (634, 128576), (656, 124264), (784, 103976), (896, 90979), (1148, 71008), (1268, 64288), (1312, 62132), (1568, 51988), (2009, 40576), (2219, 36736), (2296, 35504), (2536, 32144), (2624, 31066), (3136, 25994), (4018, 20288), (4438, 18368), (4592, 17752), (5072, 16072), (5248, 15533), (6272, 12997), (8036, 10144), (8876, 9184)]