55193645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 76204800

約数和(自身を除く): 21011155

約数列:

[1, 5, 13, 17, 65, 85, 199, 221, 251, 995, 1105, 1255, 2587, 3263, 3383, 4267, 12935, 16315, 16915, 21335, 43979, 49949, 55471, 219895, 249745, 277355, 649337, 849133, 3246685, 4245665, 11038729, 55193645]

約数ペア:

[(1, 55193645), (5, 11038729), (13, 4245665), (17, 3246685), (65, 849133), (85, 649337), (199, 277355), (221, 249745), (251, 219895), (995, 55471), (1105, 49949), (1255, 43979), (2587, 21335), (3263, 16915), (3383, 16315), (4267, 12935)]