39777712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 60

約数和(自身を含む): 86192400

約数和(自身を除く): 46414688

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 199, 208, 248, 398, 403, 496, 796, 806, 961, 1592, 1612, 1922, 2587, 3184, 3224, 3844, 5174, 6169, 6448, 7688, 10348, 12338, 12493, 15376, 20696, 24676, 24986, 41392, 49352, 49972, 80197, 98704, 99944, 160394, 191239, 199888, 320788, 382478, 641576, 764956, 1283152, 1529912, 2486107, 3059824, 4972214, 9944428, 19888856, 39777712]

約数ペア:

[(1, 39777712), (2, 19888856), (4, 9944428), (8, 4972214), (13, 3059824), (16, 2486107), (26, 1529912), (31, 1283152), (52, 764956), (62, 641576), (104, 382478), (124, 320788), (199, 199888), (208, 191239), (248, 160394), (398, 99944), (403, 98704), (496, 80197), (796, 49972), (806, 49352), (961, 41392), (1592, 24986), (1612, 24676), (1922, 20696), (2587, 15376), (3184, 12493), (3224, 12338), (3844, 10348), (5174, 7688), (6169, 6448)]