133750540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86851}}^1$

素因数の和:86878

約数の個数: 48

約数和(自身を含む): 350187264

約数和(自身を除く): 216436724

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 86851, 173702, 347404, 434255, 607957, 868510, 955361, 1215914, 1737020, 1910722, 2431828, 3039785, 3821444, 4776805, 6079570, 6687527, 9553610, 12159140, 13375054, 19107220, 26750108, 33437635, 66875270, 133750540]

約数ペア:

[(1, 133750540), (2, 66875270), (4, 33437635), (5, 26750108), (7, 19107220), (10, 13375054), (11, 12159140), (14, 9553610), (20, 6687527), (22, 6079570), (28, 4776805), (35, 3821444), (44, 3039785), (55, 2431828), (70, 1910722), (77, 1737020), (110, 1215914), (140, 955361), (154, 868510), (220, 607957), (308, 434255), (385, 347404), (770, 173702), (1540, 86851)]