31360784

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 120

約数和(自身を含む): 81041688

約数和(自身を除く): 49680904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 181, 182, 196, 208, 221, 238, 272, 362, 364, 392, 442, 476, 637, 724, 728, 784, 833, 884, 952, 1267, 1274, 1448, 1456, 1547, 1666, 1768, 1904, 2353, 2534, 2548, 2896, 3077, 3094, 3332, 3536, 4706, 5068, 5096, 6154, 6188, 6664, 8869, 9412, 10136, 10192, 10829, 12308, 12376, 13328, 16471, 17738, 18824, 20272, 21539, 21658, 24616, 24752, 32942, 35476, 37648, 40001, 43078, 43316, 49232, 65884, 70952, 80002, 86156, 86632, 115297, 131768, 141904, 150773, 160004, 172312, 173264, 230594, 263536, 280007, 301546, 320008, 344624, 461188, 560014, 603092, 640016, 922376, 1120028, 1206184, 1844752, 1960049, 2240056, 2412368, 3920098, 4480112, 7840196, 15680392, 31360784]

約数ペア:

[(1, 31360784), (2, 15680392), (4, 7840196), (7, 4480112), (8, 3920098), (13, 2412368), (14, 2240056), (16, 1960049), (17, 1844752), (26, 1206184), (28, 1120028), (34, 922376), (49, 640016), (52, 603092), (56, 560014), (68, 461188), (91, 344624), (98, 320008), (104, 301546), (112, 280007), (119, 263536), (136, 230594), (181, 173264), (182, 172312), (196, 160004), (208, 150773), (221, 141904), (238, 131768), (272, 115297), (362, 86632), (364, 86156), (392, 80002), (442, 70952), (476, 65884), (637, 49232), (724, 43316), (728, 43078), (784, 40001), (833, 37648), (884, 35476), (952, 32942), (1267, 24752), (1274, 24616), (1448, 21658), (1456, 21539), (1547, 20272), (1666, 18824), (1768, 17738), (1904, 16471), (2353, 13328), (2534, 12376), (2548, 12308), (2896, 10829), (3077, 10192), (3094, 10136), (3332, 9412), (3536, 8869), (4706, 6664), (5068, 6188), (5096, 6154)]