77530815

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 141365952

約数和(自身を除く): 63835137

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 173, 207, 345, 433, 519, 865, 1035, 1299, 1557, 2165, 2595, 3897, 3979, 6495, 7785, 9959, 11937, 19485, 19895, 29877, 35811, 49795, 59685, 74909, 89631, 149385, 179055, 224727, 374545, 448155, 674181, 1123635, 1722907, 3370905, 5168721, 8614535, 15506163, 25843605, 77530815]

約数ペア:

[(1, 77530815), (3, 25843605), (5, 15506163), (9, 8614535), (15, 5168721), (23, 3370905), (45, 1722907), (69, 1123635), (115, 674181), (173, 448155), (207, 374545), (345, 224727), (433, 179055), (519, 149385), (865, 89631), (1035, 74909), (1299, 59685), (1557, 49795), (2165, 35811), (2595, 29877), (3897, 19895), (3979, 19485), (6495, 11937), (7785, 9959)]