80533160

素因数分解:

$2^3\times 5^1\times {\mathrm{2013329}}^1$

素因数の和:2013340

約数の個数: 16

約数和(自身を含む): 181199700

約数和(自身を除く): 100666540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2013329, 4026658, 8053316, 10066645, 16106632, 20133290, 40266580, 80533160]

約数ペア:

[(1, 80533160), (2, 40266580), (4, 20133290), (5, 16106632), (8, 10066645), (10, 8053316), (20, 4026658), (40, 2013329)]