64166740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1109}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 147692160

約数和(自身を除く): 83525420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 526, 1052, 1109, 1315, 2218, 2630, 2893, 4436, 5260, 5545, 5786, 11090, 11572, 12199, 14465, 22180, 24398, 28930, 48796, 57860, 60995, 121990, 243980, 291667, 583334, 1166668, 1458335, 2916670, 3208337, 5833340, 6416674, 12833348, 16041685, 32083370, 64166740]

約数ペア:

[(1, 64166740), (2, 32083370), (4, 16041685), (5, 12833348), (10, 6416674), (11, 5833340), (20, 3208337), (22, 2916670), (44, 1458335), (55, 1166668), (110, 583334), (220, 291667), (263, 243980), (526, 121990), (1052, 60995), (1109, 57860), (1315, 48796), (2218, 28930), (2630, 24398), (2893, 22180), (4436, 14465), (5260, 12199), (5545, 11572), (5786, 11090)]