85528520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3967}}^1$

素因数の和:4003

約数の個数: 96

約数和(自身を含む): 244270080

約数和(自身を除く): 158741560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 2156, 2695, 3080, 3967, 4312, 5390, 7934, 10780, 15868, 19835, 21560, 27769, 31736, 39670, 43637, 55538, 79340, 87274, 111076, 138845, 158680, 174548, 194383, 218185, 222152, 277690, 305459, 349096, 388766, 436370, 555380, 610918, 777532, 872740, 971915, 1110760, 1221836, 1527295, 1555064, 1745480, 1943830, 2138213, 2443672, 3054590, 3887660, 4276426, 6109180, 7775320, 8552852, 10691065, 12218360, 17105704, 21382130, 42764260, 85528520]

約数ペア:

[(1, 85528520), (2, 42764260), (4, 21382130), (5, 17105704), (7, 12218360), (8, 10691065), (10, 8552852), (11, 7775320), (14, 6109180), (20, 4276426), (22, 3887660), (28, 3054590), (35, 2443672), (40, 2138213), (44, 1943830), (49, 1745480), (55, 1555064), (56, 1527295), (70, 1221836), (77, 1110760), (88, 971915), (98, 872740), (110, 777532), (140, 610918), (154, 555380), (196, 436370), (220, 388766), (245, 349096), (280, 305459), (308, 277690), (385, 222152), (392, 218185), (440, 194383), (490, 174548), (539, 158680), (616, 138845), (770, 111076), (980, 87274), (1078, 79340), (1540, 55538), (1960, 43637), (2156, 39670), (2695, 31736), (3080, 27769), (3967, 21560), (4312, 19835), (5390, 15868), (7934, 10780)]