71716736

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 180956160

約数和(自身を除く): 109239424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 47, 52, 56, 64, 91, 94, 104, 112, 128, 131, 182, 188, 208, 224, 262, 329, 364, 376, 416, 448, 524, 611, 658, 728, 752, 832, 896, 917, 1048, 1222, 1316, 1456, 1504, 1664, 1703, 1834, 2096, 2444, 2632, 2912, 3008, 3406, 3668, 4192, 4277, 4888, 5264, 5824, 6016, 6157, 6812, 7336, 8384, 8554, 9776, 10528, 11648, 11921, 12314, 13624, 14672, 16768, 17108, 19552, 21056, 23842, 24628, 27248, 29344, 34216, 39104, 42112, 43099, 47684, 49256, 54496, 58688, 68432, 78208, 80041, 86198, 95368, 98512, 108992, 117376, 136864, 160082, 172396, 190736, 197024, 217984, 273728, 320164, 344792, 381472, 394048, 547456, 560287, 640328, 689584, 762944, 788096, 1120574, 1280656, 1379168, 1525888, 2241148, 2561312, 2758336, 4482296, 5122624, 5516672, 8964592, 10245248, 17929184, 35858368, 71716736]

約数ペア:

[(1, 71716736), (2, 35858368), (4, 17929184), (7, 10245248), (8, 8964592), (13, 5516672), (14, 5122624), (16, 4482296), (26, 2758336), (28, 2561312), (32, 2241148), (47, 1525888), (52, 1379168), (56, 1280656), (64, 1120574), (91, 788096), (94, 762944), (104, 689584), (112, 640328), (128, 560287), (131, 547456), (182, 394048), (188, 381472), (208, 344792), (224, 320164), (262, 273728), (329, 217984), (364, 197024), (376, 190736), (416, 172396), (448, 160082), (524, 136864), (611, 117376), (658, 108992), (728, 98512), (752, 95368), (832, 86198), (896, 80041), (917, 78208), (1048, 68432), (1222, 58688), (1316, 54496), (1456, 49256), (1504, 47684), (1664, 43099), (1703, 42112), (1834, 39104), (2096, 34216), (2444, 29344), (2632, 27248), (2912, 24628), (3008, 23842), (3406, 21056), (3668, 19552), (4192, 17108), (4277, 16768), (4888, 14672), (5264, 13624), (5824, 12314), (6016, 11921), (6157, 11648), (6812, 10528), (7336, 9776), (8384, 8554)]