8631400

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 20311200

約数和(自身を除く): 11679800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 419, 515, 824, 838, 1030, 1676, 2060, 2095, 2575, 3352, 4120, 4190, 5150, 8380, 10300, 10475, 16760, 20600, 20950, 41900, 43157, 83800, 86314, 172628, 215785, 345256, 431570, 863140, 1078925, 1726280, 2157850, 4315700, 8631400]

約数ペア:

[(1, 8631400), (2, 4315700), (4, 2157850), (5, 1726280), (8, 1078925), (10, 863140), (20, 431570), (25, 345256), (40, 215785), (50, 172628), (100, 86314), (103, 83800), (200, 43157), (206, 41900), (412, 20950), (419, 20600), (515, 16760), (824, 10475), (838, 10300), (1030, 8380), (1676, 5150), (2060, 4190), (2095, 4120), (2575, 3352)]