261720112

素因数分解:

$2^4\times {\mathrm{2099}}^1\times {\mathrm{7793}}^1$

素因数の和:9900

約数の個数: 20

約数和(自身を含む): 507389400

約数和(自身を除く): 245669288

約数列:

[1, 2, 4, 8, 16, 2099, 4198, 7793, 8396, 15586, 16792, 31172, 33584, 62344, 124688, 16357507, 32715014, 65430028, 130860056, 261720112]

約数ペア:

[(1, 261720112), (2, 130860056), (4, 65430028), (8, 32715014), (16, 16357507), (2099, 124688), (4198, 62344), (7793, 33584), (8396, 31172), (15586, 16792)]