12976595840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{12281}}^1$

素因数の和:12440

約数の個数: 128

約数和(自身を含む): 33674296320

約数和(自身を除く): 20697700480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 254, 260, 320, 416, 508, 520, 635, 640, 832, 1016, 1040, 1270, 1651, 1664, 2032, 2080, 2540, 3302, 4064, 4160, 5080, 6604, 8128, 8255, 8320, 10160, 12281, 13208, 16256, 16510, 20320, 24562, 26416, 33020, 40640, 49124, 52832, 61405, 66040, 81280, 98248, 105664, 122810, 132080, 159653, 196496, 211328, 245620, 264160, 319306, 392992, 491240, 528320, 638612, 785984, 798265, 982480, 1056640, 1277224, 1559687, 1571968, 1596530, 1964960, 2554448, 3119374, 3193060, 3929920, 5108896, 6238748, 6386120, 7798435, 7859840, 10217792, 12477496, 12772240, 15596870, 20275931, 20435584, 24954992, 25544480, 31193740, 40551862, 49909984, 51088960, 62387480, 81103724, 99819968, 101379655, 102177920, 124774960, 162207448, 199639936, 202759310, 249549920, 324414896, 405518620, 499099840, 648829792, 811037240, 998199680, 1297659584, 1622074480, 2595319168, 3244148960, 6488297920, 12976595840]

約数ペア:

[(1, 12976595840), (2, 6488297920), (4, 3244148960), (5, 2595319168), (8, 1622074480), (10, 1297659584), (13, 998199680), (16, 811037240), (20, 648829792), (26, 499099840), (32, 405518620), (40, 324414896), (52, 249549920), (64, 202759310), (65, 199639936), (80, 162207448), (104, 124774960), (127, 102177920), (128, 101379655), (130, 99819968), (160, 81103724), (208, 62387480), (254, 51088960), (260, 49909984), (320, 40551862), (416, 31193740), (508, 25544480), (520, 24954992), (635, 20435584), (640, 20275931), (832, 15596870), (1016, 12772240), (1040, 12477496), (1270, 10217792), (1651, 7859840), (1664, 7798435), (2032, 6386120), (2080, 6238748), (2540, 5108896), (3302, 3929920), (4064, 3193060), (4160, 3119374), (5080, 2554448), (6604, 1964960), (8128, 1596530), (8255, 1571968), (8320, 1559687), (10160, 1277224), (12281, 1056640), (13208, 982480), (16256, 798265), (16510, 785984), (20320, 638612), (24562, 528320), (26416, 491240), (33020, 392992), (40640, 319306), (49124, 264160), (52832, 245620), (61405, 211328), (66040, 196496), (81280, 159653), (98248, 132080), (105664, 122810)]