210722590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{15149}}^1$

素因数の和:15276

約数の個数: 32

約数和(自身を含む): 412322400

約数和(自身を除く): 201599810

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 15149, 30298, 75745, 151490, 196937, 393874, 984685, 1620943, 1969370, 3241886, 8104715, 16209430, 21072259, 42144518, 105361295, 210722590]

約数ペア:

[(1, 210722590), (2, 105361295), (5, 42144518), (10, 21072259), (13, 16209430), (26, 8104715), (65, 3241886), (107, 1969370), (130, 1620943), (214, 984685), (535, 393874), (1070, 196937), (1391, 151490), (2782, 75745), (6955, 30298), (13910, 15149)]