129011296

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{25679}}^1$

素因数の和:25846

約数の個数: 24

約数和(自身を含む): 255618720

約数和(自身を除く): 126607424

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 2512, 5024, 25679, 51358, 102716, 205432, 410864, 821728, 4031603, 8063206, 16126412, 32252824, 64505648, 129011296]

約数ペア:

[(1, 129011296), (2, 64505648), (4, 32252824), (8, 16126412), (16, 8063206), (32, 4031603), (157, 821728), (314, 410864), (628, 205432), (1256, 102716), (2512, 51358), (5024, 25679)]