387645125

素因数分解:

$5^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3331}}^1$

素因数の和:3379

約数の個数: 48

約数和(自身を含む): 592562880

約数和(自身を除く): 204917755

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 125, 133, 175, 245, 475, 665, 875, 931, 1225, 2375, 3325, 3331, 4655, 6125, 16625, 16655, 23275, 23317, 63289, 83275, 116375, 116585, 163219, 316445, 416375, 443023, 582925, 816095, 1582225, 2215115, 2914625, 3101161, 4080475, 7911125, 11075575, 15505805, 20402375, 55377875, 77529025, 387645125]

約数ペア:

[(1, 387645125), (5, 77529025), (7, 55377875), (19, 20402375), (25, 15505805), (35, 11075575), (49, 7911125), (95, 4080475), (125, 3101161), (133, 2914625), (175, 2215115), (245, 1582225), (475, 816095), (665, 582925), (875, 443023), (931, 416375), (1225, 316445), (2375, 163219), (3325, 116585), (3331, 116375), (4655, 83275), (6125, 63289), (16625, 23317), (16655, 23275)]