85381972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{971}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 171460800

約数和(自身を除く): 86078828

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 89, 178, 247, 356, 494, 971, 988, 1157, 1691, 1942, 2314, 3382, 3884, 4628, 6764, 12623, 18449, 21983, 25246, 36898, 43966, 50492, 73796, 86419, 87932, 172838, 239837, 345676, 479674, 959348, 1123447, 1641961, 2246894, 3283922, 4493788, 6567844, 21345493, 42690986, 85381972]

約数ペア:

[(1, 85381972), (2, 42690986), (4, 21345493), (13, 6567844), (19, 4493788), (26, 3283922), (38, 2246894), (52, 1641961), (76, 1123447), (89, 959348), (178, 479674), (247, 345676), (356, 239837), (494, 172838), (971, 87932), (988, 86419), (1157, 73796), (1691, 50492), (1942, 43966), (2314, 36898), (3382, 25246), (3884, 21983), (4628, 18449), (6764, 12623)]