51403490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 95363136

約数和(自身を除く): 43959646

約数列:

[1, 2, 5, 10, 43, 86, 173, 215, 346, 430, 691, 865, 1382, 1730, 3455, 6910, 7439, 14878, 29713, 37195, 59426, 74390, 119543, 148565, 239086, 297130, 597715, 1195430, 5140349, 10280698, 25701745, 51403490]

約数ペア:

[(1, 51403490), (2, 25701745), (5, 10280698), (10, 5140349), (43, 1195430), (86, 597715), (173, 297130), (215, 239086), (346, 148565), (430, 119543), (691, 74390), (865, 59426), (1382, 37195), (1730, 29713), (3455, 14878), (6910, 7439)]