145969280

素因数分解:

$2^7\times 5^1\times {\mathrm{228077}}^1$

素因数の和:228096

約数の個数: 32

約数和(自身を含む): 348959340

約数和(自身を除く): 202990060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 228077, 456154, 912308, 1140385, 1824616, 2280770, 3649232, 4561540, 7298464, 9123080, 14596928, 18246160, 29193856, 36492320, 72984640, 145969280]

約数ペア:

[(1, 145969280), (2, 72984640), (4, 36492320), (5, 29193856), (8, 18246160), (10, 14596928), (16, 9123080), (20, 7298464), (32, 4561540), (40, 3649232), (64, 2280770), (80, 1824616), (128, 1140385), (160, 912308), (320, 456154), (640, 228077)]