77632720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1877}}^1$

素因数の和:1948

約数の個数: 80

約数和(自身を含む): 201201408

約数和(自身を除く): 123568688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1877, 1880, 2068, 2585, 3754, 3760, 4136, 5170, 7508, 8272, 9385, 10340, 15016, 18770, 20647, 20680, 30032, 37540, 41294, 41360, 75080, 82588, 88219, 103235, 150160, 165176, 176438, 206470, 330352, 352876, 412940, 441095, 705752, 825880, 882190, 970409, 1411504, 1651760, 1764380, 1940818, 3528760, 3881636, 4852045, 7057520, 7763272, 9704090, 15526544, 19408180, 38816360, 77632720]

約数ペア:

[(1, 77632720), (2, 38816360), (4, 19408180), (5, 15526544), (8, 9704090), (10, 7763272), (11, 7057520), (16, 4852045), (20, 3881636), (22, 3528760), (40, 1940818), (44, 1764380), (47, 1651760), (55, 1411504), (80, 970409), (88, 882190), (94, 825880), (110, 705752), (176, 441095), (188, 412940), (220, 352876), (235, 330352), (376, 206470), (440, 176438), (470, 165176), (517, 150160), (752, 103235), (880, 88219), (940, 82588), (1034, 75080), (1877, 41360), (1880, 41294), (2068, 37540), (2585, 30032), (3754, 20680), (3760, 20647), (4136, 18770), (5170, 15016), (7508, 10340), (8272, 9385)]