78165178

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 153280512

約数和(自身を除く): 75115334

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 71, 91, 142, 161, 182, 263, 299, 322, 497, 526, 598, 923, 994, 1633, 1841, 1846, 2093, 3266, 3419, 3682, 4186, 6049, 6461, 6838, 11431, 12098, 12922, 18673, 21229, 22862, 23933, 37346, 42343, 42458, 47866, 78637, 84686, 130711, 148603, 157274, 242749, 261422, 297206, 429479, 485498, 550459, 858958, 1100918, 1699243, 3006353, 3398486, 5583227, 6012706, 11166454, 39082589, 78165178]

約数ペア:

[(1, 78165178), (2, 39082589), (7, 11166454), (13, 6012706), (14, 5583227), (23, 3398486), (26, 3006353), (46, 1699243), (71, 1100918), (91, 858958), (142, 550459), (161, 485498), (182, 429479), (263, 297206), (299, 261422), (322, 242749), (497, 157274), (526, 148603), (598, 130711), (923, 84686), (994, 78637), (1633, 47866), (1841, 42458), (1846, 42343), (2093, 37346), (3266, 23933), (3419, 22862), (3682, 21229), (4186, 18673), (6049, 12922), (6461, 12098), (6838, 11431)]