81923296

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4056

約数の個数: 72

約数和(自身を含む): 202101480

約数和(自身を除く): 120178184

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 4019, 5096, 8038, 10192, 16076, 20384, 28133, 32152, 52247, 56266, 64304, 104494, 112532, 128608, 196931, 208988, 225064, 365729, 393862, 417976, 450128, 731458, 787724, 835952, 900256, 1462916, 1575448, 1671904, 2560103, 2925832, 3150896, 5120206, 5851664, 6301792, 10240412, 11703328, 20480824, 40961648, 81923296]

約数ペア:

[(1, 81923296), (2, 40961648), (4, 20480824), (7, 11703328), (8, 10240412), (13, 6301792), (14, 5851664), (16, 5120206), (26, 3150896), (28, 2925832), (32, 2560103), (49, 1671904), (52, 1575448), (56, 1462916), (91, 900256), (98, 835952), (104, 787724), (112, 731458), (182, 450128), (196, 417976), (208, 393862), (224, 365729), (364, 225064), (392, 208988), (416, 196931), (637, 128608), (728, 112532), (784, 104494), (1274, 64304), (1456, 56266), (1568, 52247), (2548, 32152), (2912, 28133), (4019, 20384), (5096, 16076), (8038, 10192)]