68225508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1997}}^1$

素因数の和:2093

約数の個数: 72

約数和(自身を含む): 188363448

約数和(自身を除く): 120137940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 73, 78, 117, 146, 156, 219, 234, 292, 438, 468, 657, 876, 949, 1314, 1898, 1997, 2628, 2847, 3796, 3994, 5694, 5991, 7988, 8541, 11388, 11982, 17082, 17973, 23964, 25961, 34164, 35946, 51922, 71892, 77883, 103844, 145781, 155766, 233649, 291562, 311532, 437343, 467298, 583124, 874686, 934596, 1312029, 1749372, 1895153, 2624058, 3790306, 5248116, 5685459, 7580612, 11370918, 17056377, 22741836, 34112754, 68225508]

約数ペア:

[(1, 68225508), (2, 34112754), (3, 22741836), (4, 17056377), (6, 11370918), (9, 7580612), (12, 5685459), (13, 5248116), (18, 3790306), (26, 2624058), (36, 1895153), (39, 1749372), (52, 1312029), (73, 934596), (78, 874686), (117, 583124), (146, 467298), (156, 437343), (219, 311532), (234, 291562), (292, 233649), (438, 155766), (468, 145781), (657, 103844), (876, 77883), (949, 71892), (1314, 51922), (1898, 35946), (1997, 34164), (2628, 25961), (2847, 23964), (3796, 17973), (3994, 17082), (5694, 11982), (5991, 11388), (7988, 8541)]