71608480

素因数分解:

$2^5\times 5^1\times {\mathrm{487}}^1\times {\mathrm{919}}^1$

素因数の和:1421

約数の個数: 48

約数和(自身を含む): 169706880

約数和(自身を除く): 98098400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 487, 919, 974, 1838, 1948, 2435, 3676, 3896, 4595, 4870, 7352, 7792, 9190, 9740, 14704, 15584, 18380, 19480, 29408, 36760, 38960, 73520, 77920, 147040, 447553, 895106, 1790212, 2237765, 3580424, 4475530, 7160848, 8951060, 14321696, 17902120, 35804240, 71608480]

約数ペア:

[(1, 71608480), (2, 35804240), (4, 17902120), (5, 14321696), (8, 8951060), (10, 7160848), (16, 4475530), (20, 3580424), (32, 2237765), (40, 1790212), (80, 895106), (160, 447553), (487, 147040), (919, 77920), (974, 73520), (1838, 38960), (1948, 36760), (2435, 29408), (3676, 19480), (3896, 18380), (4595, 15584), (4870, 14704), (7352, 9740), (7792, 9190)]