128420590

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{719}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 236545920

約数和(自身を除く): 108125330

約数列:

[1, 2, 5, 10, 53, 106, 265, 337, 530, 674, 719, 1438, 1685, 3370, 3595, 7190, 17861, 35722, 38107, 76214, 89305, 178610, 190535, 242303, 381070, 484606, 1211515, 2423030, 12842059, 25684118, 64210295, 128420590]

約数ペア:

[(1, 128420590), (2, 64210295), (5, 25684118), (10, 12842059), (53, 2423030), (106, 1211515), (265, 484606), (337, 381070), (530, 242303), (674, 190535), (719, 178610), (1438, 89305), (1685, 76214), (3370, 38107), (3595, 35722), (7190, 17861)]