129757136

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{279649}}^1$

素因数の和:279686

約数の個数: 20

約数和(自身を含む): 260074500

約数和(自身を除く): 130317364

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 279649, 559298, 1118596, 2237192, 4474384, 8109821, 16219642, 32439284, 64878568, 129757136]

約数ペア:

[(1, 129757136), (2, 64878568), (4, 32439284), (8, 16219642), (16, 8109821), (29, 4474384), (58, 2237192), (116, 1118596), (232, 559298), (464, 279649)]