51131808

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1987

約数の個数: 144

約数和(自身を含む): 179053056

約数和(自身を除く): 127921248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1638, 1872, 1951, 2016, 2184, 2912, 3276, 3744, 3902, 4368, 5853, 6552, 7804, 8736, 11706, 13104, 13657, 15608, 17559, 23412, 25363, 26208, 27314, 31216, 35118, 40971, 46824, 50726, 54628, 62432, 70236, 76089, 81942, 93648, 101452, 109256, 122913, 140472, 152178, 163884, 177541, 187296, 202904, 218512, 228267, 245826, 280944, 304356, 327768, 355082, 405808, 437024, 456534, 491652, 532623, 561888, 608712, 655536, 710164, 811616, 913068, 983304, 1065246, 1217424, 1311072, 1420328, 1597869, 1826136, 1966608, 2130492, 2434848, 2840656, 3195738, 3652272, 3933216, 4260984, 5681312, 6391476, 7304544, 8521968, 12782952, 17043936, 25565904, 51131808]

約数ペア:

[(1, 51131808), (2, 25565904), (3, 17043936), (4, 12782952), (6, 8521968), (7, 7304544), (8, 6391476), (9, 5681312), (12, 4260984), (13, 3933216), (14, 3652272), (16, 3195738), (18, 2840656), (21, 2434848), (24, 2130492), (26, 1966608), (28, 1826136), (32, 1597869), (36, 1420328), (39, 1311072), (42, 1217424), (48, 1065246), (52, 983304), (56, 913068), (63, 811616), (72, 710164), (78, 655536), (84, 608712), (91, 561888), (96, 532623), (104, 491652), (112, 456534), (117, 437024), (126, 405808), (144, 355082), (156, 327768), (168, 304356), (182, 280944), (208, 245826), (224, 228267), (234, 218512), (252, 202904), (273, 187296), (288, 177541), (312, 163884), (336, 152178), (364, 140472), (416, 122913), (468, 109256), (504, 101452), (546, 93648), (624, 81942), (672, 76089), (728, 70236), (819, 62432), (936, 54628), (1008, 50726), (1092, 46824), (1248, 40971), (1456, 35118), (1638, 31216), (1872, 27314), (1951, 26208), (2016, 25363), (2184, 23412), (2912, 17559), (3276, 15608), (3744, 13657), (3902, 13104), (4368, 11706), (5853, 8736), (6552, 7804)]