81008904

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{78497}}^1$

素因数の和:78549

約数の個数: 32

約数和(自身を含む): 207234720

約数和(自身を除く): 126225816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 78497, 156994, 235491, 313988, 470982, 627976, 941964, 1883928, 3375371, 6750742, 10126113, 13501484, 20252226, 27002968, 40504452, 81008904]

約数ペア:

[(1, 81008904), (2, 40504452), (3, 27002968), (4, 20252226), (6, 13501484), (8, 10126113), (12, 6750742), (24, 3375371), (43, 1883928), (86, 941964), (129, 627976), (172, 470982), (258, 313988), (344, 235491), (516, 156994), (1032, 78497)]