83819990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{204439}}^1$

素因数の和:204487

約数の個数: 16

約数和(自身を含む): 154556640

約数和(自身を除く): 70736650

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 204439, 408878, 1022195, 2044390, 8381999, 16763998, 41909995, 83819990]

約数ペア:

[(1, 83819990), (2, 41909995), (5, 16763998), (10, 8381999), (41, 2044390), (82, 1022195), (205, 408878), (410, 204439)]