66276980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43037}}^1$

素因数の和:43064

約数の個数: 48

約数和(自身を含む): 173529216

約数和(自身を除く): 107252236

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, 43037, 86074, 172148, 215185, 301259, 430370, 473407, 602518, 860740, 946814, 1205036, 1506295, 1893628, 2367035, 3012590, 3313849, 4734070, 6025180, 6627698, 9468140, 13255396, 16569245, 33138490, 66276980]

約数ペア:

[(1, 66276980), (2, 33138490), (4, 16569245), (5, 13255396), (7, 9468140), (10, 6627698), (11, 6025180), (14, 4734070), (20, 3313849), (22, 3012590), (28, 2367035), (35, 1893628), (44, 1506295), (55, 1205036), (70, 946814), (77, 860740), (110, 602518), (140, 473407), (154, 430370), (220, 301259), (308, 215185), (385, 172148), (770, 86074), (1540, 43037)]