82400

素因数分解:

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

素因数の和:123

約数の個数: 36

約数和(自身を含む): 203112

約数和(自身を除く): 120712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 400, 412, 515, 800, 824, 1030, 1648, 2060, 2575, 3296, 4120, 5150, 8240, 10300, 16480, 20600, 41200, 82400]

約数ペア:

[(1, 82400), (2, 41200), (4, 20600), (5, 16480), (8, 10300), (10, 8240), (16, 5150), (20, 4120), (25, 3296), (32, 2575), (40, 2060), (50, 1648), (80, 1030), (100, 824), (103, 800), (160, 515), (200, 412), (206, 400)]