68647520

素因数分解:

$2^5\times 5^1\times {\mathrm{487}}^1\times {\mathrm{881}}^1$

素因数の和:1383

約数の個数: 48

約数和(自身を含む): 162697248

約数和(自身を除く): 94049728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 487, 881, 974, 1762, 1948, 2435, 3524, 3896, 4405, 4870, 7048, 7792, 8810, 9740, 14096, 15584, 17620, 19480, 28192, 35240, 38960, 70480, 77920, 140960, 429047, 858094, 1716188, 2145235, 3432376, 4290470, 6864752, 8580940, 13729504, 17161880, 34323760, 68647520]

約数ペア:

[(1, 68647520), (2, 34323760), (4, 17161880), (5, 13729504), (8, 8580940), (10, 6864752), (16, 4290470), (20, 3432376), (32, 2145235), (40, 1716188), (80, 858094), (160, 429047), (487, 140960), (881, 77920), (974, 70480), (1762, 38960), (1948, 35240), (2435, 28192), (3524, 19480), (3896, 17620), (4405, 15584), (4870, 14096), (7048, 9740), (7792, 8810)]