6810500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 15213744

約数和(自身を除く): 8403244

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 257, 265, 500, 514, 530, 1028, 1060, 1285, 1325, 2570, 2650, 5140, 5300, 6425, 6625, 12850, 13250, 13621, 25700, 26500, 27242, 32125, 54484, 64250, 68105, 128500, 136210, 272420, 340525, 681050, 1362100, 1702625, 3405250, 6810500]

約数ペア:

[(1, 6810500), (2, 3405250), (4, 1702625), (5, 1362100), (10, 681050), (20, 340525), (25, 272420), (50, 136210), (53, 128500), (100, 68105), (106, 64250), (125, 54484), (212, 32125), (250, 27242), (257, 26500), (265, 25700), (500, 13621), (514, 13250), (530, 12850), (1028, 6625), (1060, 6425), (1285, 5300), (1325, 5140), (2570, 2650)]