256475536

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{552749}}^1$

素因数の和:552786

約数の個数: 20

約数和(自身を含む): 514057500

約数和(自身を除く): 257581964

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 552749, 1105498, 2210996, 4421992, 8843984, 16029721, 32059442, 64118884, 128237768, 256475536]

約数ペア:

[(1, 256475536), (2, 128237768), (4, 64118884), (8, 32059442), (16, 16029721), (29, 8843984), (58, 4421992), (116, 2210996), (232, 1105498), (464, 552749)]