79912280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6961}}^1$

素因数の和:7020

約数の個数: 64

約数和(自身を含む): 210530880

約数和(自身を除く): 130618600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 6961, 11480, 13922, 27844, 34805, 48727, 55688, 69610, 97454, 139220, 194908, 243635, 278440, 285401, 389816, 487270, 570802, 974540, 1141604, 1427005, 1949080, 1997807, 2283208, 2854010, 3995614, 5708020, 7991228, 9989035, 11416040, 15982456, 19978070, 39956140, 79912280]

約数ペア:

[(1, 79912280), (2, 39956140), (4, 19978070), (5, 15982456), (7, 11416040), (8, 9989035), (10, 7991228), (14, 5708020), (20, 3995614), (28, 2854010), (35, 2283208), (40, 1997807), (41, 1949080), (56, 1427005), (70, 1141604), (82, 974540), (140, 570802), (164, 487270), (205, 389816), (280, 285401), (287, 278440), (328, 243635), (410, 194908), (574, 139220), (820, 97454), (1148, 69610), (1435, 55688), (1640, 48727), (2296, 34805), (2870, 27844), (5740, 13922), (6961, 11480)]