71311370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28871}}^1$

素因数の和:28910

約数の個数: 32

約数和(自身を含む): 145514880

約数和(自身を除く): 74203510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 28871, 57742, 144355, 288710, 375323, 548549, 750646, 1097098, 1876615, 2742745, 3753230, 5485490, 7131137, 14262274, 35655685, 71311370]

約数ペア:

[(1, 71311370), (2, 35655685), (5, 14262274), (10, 7131137), (13, 5485490), (19, 3753230), (26, 2742745), (38, 1876615), (65, 1097098), (95, 750646), (130, 548549), (190, 375323), (247, 288710), (494, 144355), (1235, 57742), (2470, 28871)]