81345984

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:298

約数の個数: 112

約数和(自身を含む): 226283520

約数和(自身を除く): 144937536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 79, 93, 96, 124, 158, 173, 186, 192, 237, 248, 316, 346, 372, 474, 496, 519, 632, 692, 744, 948, 992, 1038, 1264, 1384, 1488, 1896, 1984, 2076, 2449, 2528, 2768, 2976, 3792, 4152, 4898, 5056, 5363, 5536, 5952, 7347, 7584, 8304, 9796, 10726, 11072, 13667, 14694, 15168, 16089, 16608, 19592, 21452, 27334, 29388, 32178, 33216, 39184, 41001, 42904, 54668, 58776, 64356, 78368, 82002, 85808, 109336, 117552, 128712, 156736, 164004, 171616, 218672, 235104, 257424, 328008, 343232, 423677, 437344, 470208, 514848, 656016, 847354, 874688, 1029696, 1271031, 1312032, 1694708, 2542062, 2624064, 3389416, 5084124, 6778832, 10168248, 13557664, 20336496, 27115328, 40672992, 81345984]

約数ペア:

[(1, 81345984), (2, 40672992), (3, 27115328), (4, 20336496), (6, 13557664), (8, 10168248), (12, 6778832), (16, 5084124), (24, 3389416), (31, 2624064), (32, 2542062), (48, 1694708), (62, 1312032), (64, 1271031), (79, 1029696), (93, 874688), (96, 847354), (124, 656016), (158, 514848), (173, 470208), (186, 437344), (192, 423677), (237, 343232), (248, 328008), (316, 257424), (346, 235104), (372, 218672), (474, 171616), (496, 164004), (519, 156736), (632, 128712), (692, 117552), (744, 109336), (948, 85808), (992, 82002), (1038, 78368), (1264, 64356), (1384, 58776), (1488, 54668), (1896, 42904), (1984, 41001), (2076, 39184), (2449, 33216), (2528, 32178), (2768, 29388), (2976, 27334), (3792, 21452), (4152, 19592), (4898, 16608), (5056, 16089), (5363, 15168), (5536, 14694), (5952, 13667), (7347, 11072), (7584, 10726), (8304, 9796)]