65812120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 162375840

約数和(自身を除く): 96563720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 373, 401, 440, 746, 802, 1492, 1604, 1865, 2005, 2984, 3208, 3730, 4010, 4103, 4411, 7460, 8020, 8206, 8822, 14920, 16040, 16412, 17644, 20515, 22055, 32824, 35288, 41030, 44110, 82060, 88220, 149573, 164120, 176440, 299146, 598292, 747865, 1196584, 1495730, 1645303, 2991460, 3290606, 5982920, 6581212, 8226515, 13162424, 16453030, 32906060, 65812120]

約数ペア:

[(1, 65812120), (2, 32906060), (4, 16453030), (5, 13162424), (8, 8226515), (10, 6581212), (11, 5982920), (20, 3290606), (22, 2991460), (40, 1645303), (44, 1495730), (55, 1196584), (88, 747865), (110, 598292), (220, 299146), (373, 176440), (401, 164120), (440, 149573), (746, 88220), (802, 82060), (1492, 44110), (1604, 41030), (1865, 35288), (2005, 32824), (2984, 22055), (3208, 20515), (3730, 17644), (4010, 16412), (4103, 16040), (4411, 14920), (7460, 8822), (8020, 8206)]