81779364

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 215441408

約数和(自身を除く): 133662044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 127, 186, 254, 279, 372, 381, 508, 558, 577, 762, 1116, 1143, 1154, 1524, 1731, 2286, 2308, 3462, 3937, 4572, 5193, 6924, 7874, 10386, 11811, 15748, 17887, 20772, 23622, 35433, 35774, 47244, 53661, 70866, 71548, 73279, 107322, 141732, 146558, 160983, 214644, 219837, 293116, 321966, 439674, 643932, 659511, 879348, 1319022, 2271649, 2638044, 4543298, 6814947, 9086596, 13629894, 20444841, 27259788, 40889682, 81779364]

約数ペア:

[(1, 81779364), (2, 40889682), (3, 27259788), (4, 20444841), (6, 13629894), (9, 9086596), (12, 6814947), (18, 4543298), (31, 2638044), (36, 2271649), (62, 1319022), (93, 879348), (124, 659511), (127, 643932), (186, 439674), (254, 321966), (279, 293116), (372, 219837), (381, 214644), (508, 160983), (558, 146558), (577, 141732), (762, 107322), (1116, 73279), (1143, 71548), (1154, 70866), (1524, 53661), (1731, 47244), (2286, 35774), (2308, 35433), (3462, 23622), (3937, 20772), (4572, 17887), (5193, 15748), (6924, 11811), (7874, 10386)]