6540650

素因数分解:

$2^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:778

約数の個数: 24

約数和(自身を含む): 12236940

約数和(自身を除く): 5696290

約数列:

[1, 2, 5, 10, 25, 50, 257, 509, 514, 1018, 1285, 2545, 2570, 5090, 6425, 12725, 12850, 25450, 130813, 261626, 654065, 1308130, 3270325, 6540650]

約数ペア:

[(1, 6540650), (2, 3270325), (5, 1308130), (10, 654065), (25, 261626), (50, 130813), (257, 25450), (509, 12850), (514, 12725), (1018, 6425), (1285, 5090), (2545, 2570)]