164088640

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5077}}^1$

素因数の和:5195

約数の個数: 56

約数和(自身を含む): 394682472

約数和(自身を除く): 230593832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 5077, 6464, 8080, 10154, 16160, 20308, 25385, 32320, 40616, 50770, 81232, 101540, 162464, 203080, 324928, 406160, 512777, 812320, 1025554, 1624640, 2051108, 2563885, 4102216, 5127770, 8204432, 10255540, 16408864, 20511080, 32817728, 41022160, 82044320, 164088640]

約数ペア:

[(1, 164088640), (2, 82044320), (4, 41022160), (5, 32817728), (8, 20511080), (10, 16408864), (16, 10255540), (20, 8204432), (32, 5127770), (40, 4102216), (64, 2563885), (80, 2051108), (101, 1624640), (160, 1025554), (202, 812320), (320, 512777), (404, 406160), (505, 324928), (808, 203080), (1010, 162464), (1616, 101540), (2020, 81232), (3232, 50770), (4040, 40616), (5077, 32320), (6464, 25385), (8080, 20308), (10154, 16160)]