666520139584

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{833617}}^1$

素因数の和:833704

約数の個数: 84

約数和(自身を含む): 1471797594372

約数和(自身を除く): 805277454788

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 961, 992, 1612, 1922, 1984, 3224, 3844, 6448, 7688, 12493, 12896, 15376, 24986, 25792, 30752, 49972, 61504, 99944, 199888, 399776, 799552, 833617, 1667234, 3334468, 6668936, 10837021, 13337872, 21674042, 25842127, 26675744, 43348084, 51684254, 53351488, 86696168, 103368508, 173392336, 206737016, 335947651, 346784672, 413474032, 671895302, 693569344, 801105937, 826948064, 1343790604, 1602211874, 1653896128, 2687581208, 3204423748, 5375162416, 6408847496, 10414377181, 10750324832, 12817694992, 20828754362, 21500649664, 25635389984, 41657508724, 51270779968, 83315017448, 166630034896, 333260069792, 666520139584]

約数ペア:

[(1, 666520139584), (2, 333260069792), (4, 166630034896), (8, 83315017448), (13, 51270779968), (16, 41657508724), (26, 25635389984), (31, 21500649664), (32, 20828754362), (52, 12817694992), (62, 10750324832), (64, 10414377181), (104, 6408847496), (124, 5375162416), (208, 3204423748), (248, 2687581208), (403, 1653896128), (416, 1602211874), (496, 1343790604), (806, 826948064), (832, 801105937), (961, 693569344), (992, 671895302), (1612, 413474032), (1922, 346784672), (1984, 335947651), (3224, 206737016), (3844, 173392336), (6448, 103368508), (7688, 86696168), (12493, 53351488), (12896, 51684254), (15376, 43348084), (24986, 26675744), (25792, 25842127), (30752, 21674042), (49972, 13337872), (61504, 10837021), (99944, 6668936), (199888, 3334468), (399776, 1667234), (799552, 833617)]