90147500

素因数分解:

$2^2\times 5^4\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:468

約数の個数: 60

約数和(自身を含む): 199567368

約数和(自身を除く): 109419868

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 125, 214, 250, 337, 428, 500, 535, 625, 674, 1070, 1250, 1348, 1685, 2140, 2500, 2675, 3370, 5350, 6740, 8425, 10700, 13375, 16850, 26750, 33700, 36059, 42125, 53500, 66875, 72118, 84250, 133750, 144236, 168500, 180295, 210625, 267500, 360590, 421250, 721180, 842500, 901475, 1802950, 3605900, 4507375, 9014750, 18029500, 22536875, 45073750, 90147500]

約数ペア:

[(1, 90147500), (2, 45073750), (4, 22536875), (5, 18029500), (10, 9014750), (20, 4507375), (25, 3605900), (50, 1802950), (100, 901475), (107, 842500), (125, 721180), (214, 421250), (250, 360590), (337, 267500), (428, 210625), (500, 180295), (535, 168500), (625, 144236), (674, 133750), (1070, 84250), (1250, 72118), (1348, 66875), (1685, 53500), (2140, 42125), (2500, 36059), (2675, 33700), (3370, 26750), (5350, 16850), (6740, 13375), (8425, 10700)]