83801540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{102197}}^1$

素因数の和:102247

約数の個数: 24

約数和(自身を含む): 180277272

約数和(自身を除く): 96475732

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 102197, 204394, 408788, 510985, 1021970, 2043940, 4190077, 8380154, 16760308, 20950385, 41900770, 83801540]

約数ペア:

[(1, 83801540), (2, 41900770), (4, 20950385), (5, 16760308), (10, 8380154), (20, 4190077), (41, 2043940), (82, 1021970), (164, 510985), (205, 408788), (410, 204394), (820, 102197)]