80021312

素因数分解:

$2^6\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 168

約数和(自身を含む): 208483200

約数和(自身を除く): 128461888

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 49, 56, 64, 68, 76, 79, 98, 112, 119, 133, 136, 152, 158, 196, 224, 238, 266, 272, 304, 316, 323, 392, 448, 476, 532, 544, 553, 608, 632, 646, 784, 833, 931, 952, 1064, 1088, 1106, 1216, 1264, 1292, 1343, 1501, 1568, 1666, 1862, 1904, 2128, 2212, 2261, 2528, 2584, 2686, 3002, 3136, 3332, 3724, 3808, 3871, 4256, 4424, 4522, 5056, 5168, 5372, 6004, 6664, 7448, 7616, 7742, 8512, 8848, 9044, 9401, 10336, 10507, 10744, 12008, 13328, 14896, 15484, 15827, 17696, 18088, 18802, 20672, 21014, 21488, 24016, 25517, 26656, 29792, 30968, 31654, 35392, 36176, 37604, 42028, 42976, 48032, 51034, 53312, 59584, 61936, 63308, 65807, 72352, 73549, 75208, 84056, 85952, 96064, 102068, 123872, 126616, 131614, 144704, 147098, 150416, 168112, 178619, 204136, 247744, 253232, 263228, 294196, 300832, 336224, 357238, 408272, 506464, 526456, 588392, 601664, 672448, 714476, 816544, 1012928, 1052912, 1176784, 1250333, 1428952, 1633088, 2105824, 2353568, 2500666, 2857904, 4211648, 4707136, 5001332, 5715808, 10002664, 11431616, 20005328, 40010656, 80021312]

約数ペア:

[(1, 80021312), (2, 40010656), (4, 20005328), (7, 11431616), (8, 10002664), (14, 5715808), (16, 5001332), (17, 4707136), (19, 4211648), (28, 2857904), (32, 2500666), (34, 2353568), (38, 2105824), (49, 1633088), (56, 1428952), (64, 1250333), (68, 1176784), (76, 1052912), (79, 1012928), (98, 816544), (112, 714476), (119, 672448), (133, 601664), (136, 588392), (152, 526456), (158, 506464), (196, 408272), (224, 357238), (238, 336224), (266, 300832), (272, 294196), (304, 263228), (316, 253232), (323, 247744), (392, 204136), (448, 178619), (476, 168112), (532, 150416), (544, 147098), (553, 144704), (608, 131614), (632, 126616), (646, 123872), (784, 102068), (833, 96064), (931, 85952), (952, 84056), (1064, 75208), (1088, 73549), (1106, 72352), (1216, 65807), (1264, 63308), (1292, 61936), (1343, 59584), (1501, 53312), (1568, 51034), (1666, 48032), (1862, 42976), (1904, 42028), (2128, 37604), (2212, 36176), (2261, 35392), (2528, 31654), (2584, 30968), (2686, 29792), (3002, 26656), (3136, 25517), (3332, 24016), (3724, 21488), (3808, 21014), (3871, 20672), (4256, 18802), (4424, 18088), (4522, 17696), (5056, 15827), (5168, 15484), (5372, 14896), (6004, 13328), (6664, 12008), (7448, 10744), (7616, 10507), (7742, 10336), (8512, 9401), (8848, 9044)]