39286775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 57258240

約数和(自身を除く): 17971465

約数列:

[1, 5, 11, 19, 25, 55, 73, 95, 103, 209, 275, 365, 475, 515, 803, 1045, 1133, 1387, 1825, 1957, 2575, 4015, 5225, 5665, 6935, 7519, 9785, 15257, 20075, 21527, 28325, 34675, 37595, 48925, 76285, 82709, 107635, 142861, 187975, 381425, 413545, 538175, 714305, 1571471, 2067725, 3571525, 7857355, 39286775]

約数ペア:

[(1, 39286775), (5, 7857355), (11, 3571525), (19, 2067725), (25, 1571471), (55, 714305), (73, 538175), (95, 413545), (103, 381425), (209, 187975), (275, 142861), (365, 107635), (475, 82709), (515, 76285), (803, 48925), (1045, 37595), (1133, 34675), (1387, 28325), (1825, 21527), (1957, 20075), (2575, 15257), (4015, 9785), (5225, 7519), (5665, 6935)]