83639180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101999}}^1$

素因数の和:102049

約数の個数: 24

約数和(自身を含む): 179928000

約数和(自身を除く): 96288820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 101999, 203998, 407996, 509995, 1019990, 2039980, 4181959, 8363918, 16727836, 20909795, 41819590, 83639180]

約数ペア:

[(1, 83639180), (2, 41819590), (4, 20909795), (5, 16727836), (10, 8363918), (20, 4181959), (41, 2039980), (82, 1019990), (164, 509995), (205, 407996), (410, 203998), (820, 101999)]