50905000

素因数分解:

$2^3\times 5^4\times {\mathrm{10181}}^1$

素因数の和:10207

約数の個数: 40

約数和(自身を含む): 119282130

約数和(自身を除く): 68377130

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 10181, 20362, 40724, 50905, 81448, 101810, 203620, 254525, 407240, 509050, 1018100, 1272625, 2036200, 2545250, 5090500, 6363125, 10181000, 12726250, 25452500, 50905000]

約数ペア:

[(1, 50905000), (2, 25452500), (4, 12726250), (5, 10181000), (8, 6363125), (10, 5090500), (20, 2545250), (25, 2036200), (40, 1272625), (50, 1018100), (100, 509050), (125, 407240), (200, 254525), (250, 203620), (500, 101810), (625, 81448), (1000, 50905), (1250, 40724), (2500, 20362), (5000, 10181)]