84020005

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1\times {\mathrm{541}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 102438000

約数和(自身を除く): 18417995

約数列:

[1, 5, 89, 349, 445, 541, 1745, 2705, 31061, 48149, 155305, 188809, 240745, 944045, 16804001, 84020005]

約数ペア:

[(1, 84020005), (5, 16804001), (89, 944045), (349, 240745), (445, 188809), (541, 155305), (1745, 48149), (2705, 31061)]