71552660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{541}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 159803280

約数和(自身を除く): 88250620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 389, 541, 778, 1082, 1556, 1945, 2164, 2705, 3890, 5410, 6613, 7780, 9197, 10820, 13226, 18394, 26452, 33065, 36788, 45985, 66130, 91970, 132260, 183940, 210449, 420898, 841796, 1052245, 2104490, 3577633, 4208980, 7155266, 14310532, 17888165, 35776330, 71552660]

約数ペア:

[(1, 71552660), (2, 35776330), (4, 17888165), (5, 14310532), (10, 7155266), (17, 4208980), (20, 3577633), (34, 2104490), (68, 1052245), (85, 841796), (170, 420898), (340, 210449), (389, 183940), (541, 132260), (778, 91970), (1082, 66130), (1556, 45985), (1945, 36788), (2164, 33065), (2705, 26452), (3890, 18394), (5410, 13226), (6613, 10820), (7780, 9197)]