258145904

素因数分解:

$2^4\times {\mathrm{1031}}^1\times {\mathrm{15649}}^1$

素因数の和:16688

約数の個数: 20

約数和(自身を含む): 500674800

約数和(自身を除く): 242528896

約数列:

[1, 2, 4, 8, 16, 1031, 2062, 4124, 8248, 15649, 16496, 31298, 62596, 125192, 250384, 16134119, 32268238, 64536476, 129072952, 258145904]

約数ペア:

[(1, 258145904), (2, 129072952), (4, 64536476), (8, 32268238), (16, 16134119), (1031, 250384), (2062, 125192), (4124, 62596), (8248, 31298), (15649, 16496)]