320133080

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{7529}}^1$

素因数の和:8603

約数の個数: 32

約数和(自身を含む): 721072800

約数和(自身を除く): 400939720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 2126, 4252, 5315, 7529, 8504, 10630, 15058, 21260, 30116, 37645, 42520, 60232, 75290, 150580, 301160, 8003327, 16006654, 32013308, 40016635, 64026616, 80033270, 160066540, 320133080]

約数ペア:

[(1, 320133080), (2, 160066540), (4, 80033270), (5, 64026616), (8, 40016635), (10, 32013308), (20, 16006654), (40, 8003327), (1063, 301160), (2126, 150580), (4252, 75290), (5315, 60232), (7529, 42520), (8504, 37645), (10630, 30116), (15058, 21260)]