40472500

素因数分解:

$2^2\times 5^4\times {\mathrm{16189}}^1$

素因数の和:16213

約数の個数: 30

約数和(自身を含む): 88510730

約数和(自身を除く): 48038230

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 16189, 32378, 64756, 80945, 161890, 323780, 404725, 809450, 1618900, 2023625, 4047250, 8094500, 10118125, 20236250, 40472500]

約数ペア:

[(1, 40472500), (2, 20236250), (4, 10118125), (5, 8094500), (10, 4047250), (20, 2023625), (25, 1618900), (50, 809450), (100, 404725), (125, 323780), (250, 161890), (500, 80945), (625, 64756), (1250, 32378), (2500, 16189)]