54501920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 142067520

約数和(自身を除く): 87565600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 173, 176, 179, 220, 346, 352, 358, 440, 692, 716, 865, 880, 895, 1384, 1432, 1730, 1760, 1790, 1903, 1969, 2768, 2864, 3460, 3580, 3806, 3938, 5536, 5728, 6920, 7160, 7612, 7876, 9515, 9845, 13840, 14320, 15224, 15752, 19030, 19690, 27680, 28640, 30448, 30967, 31504, 38060, 39380, 60896, 61934, 63008, 76120, 78760, 123868, 152240, 154835, 157520, 247736, 304480, 309670, 315040, 340637, 495472, 619340, 681274, 990944, 1238680, 1362548, 1703185, 2477360, 2725096, 3406370, 4954720, 5450192, 6812740, 10900384, 13625480, 27250960, 54501920]

約数ペア:

[(1, 54501920), (2, 27250960), (4, 13625480), (5, 10900384), (8, 6812740), (10, 5450192), (11, 4954720), (16, 3406370), (20, 2725096), (22, 2477360), (32, 1703185), (40, 1362548), (44, 1238680), (55, 990944), (80, 681274), (88, 619340), (110, 495472), (160, 340637), (173, 315040), (176, 309670), (179, 304480), (220, 247736), (346, 157520), (352, 154835), (358, 152240), (440, 123868), (692, 78760), (716, 76120), (865, 63008), (880, 61934), (895, 60896), (1384, 39380), (1432, 38060), (1730, 31504), (1760, 30967), (1790, 30448), (1903, 28640), (1969, 27680), (2768, 19690), (2864, 19030), (3460, 15752), (3580, 15224), (3806, 14320), (3938, 13840), (5536, 9845), (5728, 9515), (6920, 7876), (7160, 7612)]