48791990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{28871}}^1$

素因数の和:28904

約数の個数: 24

約数和(自身を含む): 95104368

約数和(自身を除く): 46312378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 28871, 57742, 144355, 288710, 375323, 750646, 1876615, 3753230, 4879199, 9758398, 24395995, 48791990]

約数ペア:

[(1, 48791990), (2, 24395995), (5, 9758398), (10, 4879199), (13, 3753230), (26, 1876615), (65, 750646), (130, 375323), (169, 288710), (338, 144355), (845, 57742), (1690, 28871)]