79091320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25679}}^1$

素因数の和:25708

約数の個数: 64

約数和(自身を含む): 221875200

約数和(自身を除く): 142783880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 25679, 51358, 102716, 128395, 179753, 205432, 256790, 282469, 359506, 513580, 564938, 719012, 898765, 1027160, 1129876, 1412345, 1438024, 1797530, 1977283, 2259752, 2824690, 3595060, 3954566, 5649380, 7190120, 7909132, 9886415, 11298760, 15818264, 19772830, 39545660, 79091320]

約数ペア:

[(1, 79091320), (2, 39545660), (4, 19772830), (5, 15818264), (7, 11298760), (8, 9886415), (10, 7909132), (11, 7190120), (14, 5649380), (20, 3954566), (22, 3595060), (28, 2824690), (35, 2259752), (40, 1977283), (44, 1797530), (55, 1438024), (56, 1412345), (70, 1129876), (77, 1027160), (88, 898765), (110, 719012), (140, 564938), (154, 513580), (220, 359506), (280, 282469), (308, 256790), (385, 205432), (440, 179753), (616, 128395), (770, 102716), (1540, 51358), (3080, 25679)]