80523710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1867}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 153325440

約数和(自身を除く): 72801730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 227, 454, 1135, 1867, 2270, 3734, 4313, 8626, 9335, 18670, 21565, 35473, 43130, 70946, 177365, 354730, 423809, 847618, 2119045, 4238090, 8052371, 16104742, 40261855, 80523710]

約数ペア:

[(1, 80523710), (2, 40261855), (5, 16104742), (10, 8052371), (19, 4238090), (38, 2119045), (95, 847618), (190, 423809), (227, 354730), (454, 177365), (1135, 70946), (1867, 43130), (2270, 35473), (3734, 21565), (4313, 18670), (8626, 9335)]