78858160

素因数分解:

$2^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{2129}}^1$

素因数の和:2605

約数の個数: 40

約数和(自身を含む): 183827520

約数和(自身を除く): 104969360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 463, 926, 1852, 2129, 2315, 3704, 4258, 4630, 7408, 8516, 9260, 10645, 17032, 18520, 21290, 34064, 37040, 42580, 85160, 170320, 985727, 1971454, 3942908, 4928635, 7885816, 9857270, 15771632, 19714540, 39429080, 78858160]

約数ペア:

[(1, 78858160), (2, 39429080), (4, 19714540), (5, 15771632), (8, 9857270), (10, 7885816), (16, 4928635), (20, 3942908), (40, 1971454), (80, 985727), (463, 170320), (926, 85160), (1852, 42580), (2129, 37040), (2315, 34064), (3704, 21290), (4258, 18520), (4630, 17032), (7408, 10645), (8516, 9260)]