71112250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 152979840

約数和(自身を除く): 81867590

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 550, 950, 1045, 1361, 1375, 2090, 2375, 2722, 2750, 4750, 5225, 6805, 10450, 13610, 14971, 25859, 26125, 29942, 34025, 51718, 52250, 68050, 74855, 129295, 149710, 170125, 258590, 284449, 340250, 374275, 568898, 646475, 748550, 1292950, 1422245, 1871375, 2844490, 3232375, 3742750, 6464750, 7111225, 14222450, 35556125, 71112250]

約数ペア:

[(1, 71112250), (2, 35556125), (5, 14222450), (10, 7111225), (11, 6464750), (19, 3742750), (22, 3232375), (25, 2844490), (38, 1871375), (50, 1422245), (55, 1292950), (95, 748550), (110, 646475), (125, 568898), (190, 374275), (209, 340250), (250, 284449), (275, 258590), (418, 170125), (475, 149710), (550, 129295), (950, 74855), (1045, 68050), (1361, 52250), (1375, 51718), (2090, 34025), (2375, 29942), (2722, 26125), (2750, 25859), (4750, 14971), (5225, 13610), (6805, 10450)]