80540492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{8521}}^1$

素因数の和:8681

約数の個数: 24

約数和(自身を含む): 150328080

約数和(自身を除く): 69787588

約数列:

[1, 2, 4, 17, 34, 68, 139, 278, 556, 2363, 4726, 8521, 9452, 17042, 34084, 144857, 289714, 579428, 1184419, 2368838, 4737676, 20135123, 40270246, 80540492]

約数ペア:

[(1, 80540492), (2, 40270246), (4, 20135123), (17, 4737676), (34, 2368838), (68, 1184419), (139, 579428), (278, 289714), (556, 144857), (2363, 34084), (4726, 17042), (8521, 9452)]