280183133080

素因数分解:

$2^3\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{4375127}}^1$

素因数の和:4376739

約数の個数: 32

約数和(自身を含む): 630805955040

約数和(自身を除く): 350622821960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1601, 3202, 6404, 8005, 12808, 16010, 32020, 64040, 4375127, 8750254, 17500508, 21875635, 35001016, 43751270, 87502540, 175005080, 7004578327, 14009156654, 28018313308, 35022891635, 56036626616, 70045783270, 140091566540, 280183133080]

約数ペア:

[(1, 280183133080), (2, 140091566540), (4, 70045783270), (5, 56036626616), (8, 35022891635), (10, 28018313308), (20, 14009156654), (40, 7004578327), (1601, 175005080), (3202, 87502540), (6404, 43751270), (8005, 35001016), (12808, 21875635), (16010, 17500508), (32020, 8750254), (64040, 4375127)]