65861672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1787}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 131310720

約数和(自身を除く): 65449048

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 271, 542, 1084, 1787, 2168, 3574, 4607, 7148, 9214, 14296, 18428, 30379, 36856, 60758, 121516, 243032, 484277, 968554, 1937108, 3874216, 8232709, 16465418, 32930836, 65861672]

約数ペア:

[(1, 65861672), (2, 32930836), (4, 16465418), (8, 8232709), (17, 3874216), (34, 1937108), (68, 968554), (136, 484277), (271, 243032), (542, 121516), (1084, 60758), (1787, 36856), (2168, 30379), (3574, 18428), (4607, 14296), (7148, 9214)]