71642080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26339}}^1$

素因数の和:26371

約数の個数: 48

約数和(自身を含む): 179217360

約数和(自身を除く): 107575280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 26339, 52678, 105356, 131695, 210712, 263390, 421424, 447763, 526780, 842848, 895526, 1053560, 1791052, 2107120, 2238815, 3582104, 4214240, 4477630, 7164208, 8955260, 14328416, 17910520, 35821040, 71642080]

約数ペア:

[(1, 71642080), (2, 35821040), (4, 17910520), (5, 14328416), (8, 8955260), (10, 7164208), (16, 4477630), (17, 4214240), (20, 3582104), (32, 2238815), (34, 2107120), (40, 1791052), (68, 1053560), (80, 895526), (85, 842848), (136, 526780), (160, 447763), (170, 421424), (272, 263390), (340, 210712), (544, 131695), (680, 105356), (1360, 52678), (2720, 26339)]