767249990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{29959}}^1$

素因数の和:30176

約数の個数: 32

約数和(自身を含む): 1494884160

約数和(自身を除く): 727634170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 5122, 12805, 25610, 29959, 59918, 149795, 299590, 389467, 778934, 1947335, 3894670, 5901923, 11803846, 29509615, 59019230, 76724999, 153449998, 383624995, 767249990]

約数ペア:

[(1, 767249990), (2, 383624995), (5, 153449998), (10, 76724999), (13, 59019230), (26, 29509615), (65, 11803846), (130, 5901923), (197, 3894670), (394, 1947335), (985, 778934), (1970, 389467), (2561, 299590), (5122, 149795), (12805, 59918), (25610, 29959)]