689243037850

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{978413}}^1$

素因数の和:978691

約数の個数: 48

約数和(自身を含む): 1306288358712

約数和(自身を除く): 617045320862

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 193, 365, 386, 730, 965, 1825, 1930, 3650, 4825, 9650, 14089, 28178, 70445, 140890, 352225, 704450, 978413, 1956826, 4892065, 9784130, 24460325, 48920650, 71424149, 142848298, 188833709, 357120745, 377667418, 714241490, 944168545, 1785603725, 1888337090, 3571207450, 4720842725, 9441685450, 13784860757, 27569721514, 68924303785, 137848607570, 344621518925, 689243037850]

約数ペア:

[(1, 689243037850), (2, 344621518925), (5, 137848607570), (10, 68924303785), (25, 27569721514), (50, 13784860757), (73, 9441685450), (146, 4720842725), (193, 3571207450), (365, 1888337090), (386, 1785603725), (730, 944168545), (965, 714241490), (1825, 377667418), (1930, 357120745), (3650, 188833709), (4825, 142848298), (9650, 71424149), (14089, 48920650), (28178, 24460325), (70445, 9784130), (140890, 4892065), (352225, 1956826), (704450, 978413)]