81537792

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 257053440

約数和(自身を除く): 175515648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 64, 84, 87, 96, 112, 116, 128, 168, 174, 192, 203, 224, 232, 256, 336, 348, 384, 406, 448, 464, 523, 609, 672, 696, 768, 812, 896, 928, 1046, 1218, 1344, 1392, 1569, 1624, 1792, 1856, 2092, 2436, 2688, 2784, 3138, 3248, 3661, 3712, 4184, 4872, 5376, 5568, 6276, 6496, 7322, 7424, 8368, 9744, 10983, 11136, 12552, 12992, 14644, 15167, 16736, 19488, 21966, 22272, 25104, 25984, 29288, 30334, 33472, 38976, 43932, 45501, 50208, 51968, 58576, 60668, 66944, 77952, 87864, 91002, 100416, 106169, 117152, 121336, 133888, 155904, 175728, 182004, 200832, 212338, 234304, 242672, 318507, 351456, 364008, 401664, 424676, 468608, 485344, 637014, 702912, 728016, 849352, 937216, 970688, 1274028, 1405824, 1456032, 1698704, 1941376, 2548056, 2811648, 2912064, 3397408, 3882752, 5096112, 5824128, 6794816, 10192224, 11648256, 13589632, 20384448, 27179264, 40768896, 81537792]

約数ペア:

[(1, 81537792), (2, 40768896), (3, 27179264), (4, 20384448), (6, 13589632), (7, 11648256), (8, 10192224), (12, 6794816), (14, 5824128), (16, 5096112), (21, 3882752), (24, 3397408), (28, 2912064), (29, 2811648), (32, 2548056), (42, 1941376), (48, 1698704), (56, 1456032), (58, 1405824), (64, 1274028), (84, 970688), (87, 937216), (96, 849352), (112, 728016), (116, 702912), (128, 637014), (168, 485344), (174, 468608), (192, 424676), (203, 401664), (224, 364008), (232, 351456), (256, 318507), (336, 242672), (348, 234304), (384, 212338), (406, 200832), (448, 182004), (464, 175728), (523, 155904), (609, 133888), (672, 121336), (696, 117152), (768, 106169), (812, 100416), (896, 91002), (928, 87864), (1046, 77952), (1218, 66944), (1344, 60668), (1392, 58576), (1569, 51968), (1624, 50208), (1792, 45501), (1856, 43932), (2092, 38976), (2436, 33472), (2688, 30334), (2784, 29288), (3138, 25984), (3248, 25104), (3661, 22272), (3712, 21966), (4184, 19488), (4872, 16736), (5376, 15167), (5568, 14644), (6276, 12992), (6496, 12552), (7322, 11136), (7424, 10983), (8368, 9744)]