17996350175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{2903}}^1$

素因数の和:3384

約数の個数: 48

約数和(自身を含む): 24313681920

約数和(自身を除く): 6317331745

約数列:

[1, 5, 19, 25, 31, 95, 155, 421, 475, 589, 775, 2105, 2903, 2945, 7999, 10525, 13051, 14515, 14725, 39995, 55157, 65255, 72575, 89993, 199975, 247969, 275785, 326275, 449965, 1222163, 1239845, 1378925, 1709867, 2249825, 6110815, 6199225, 8549335, 23221097, 30554075, 37887053, 42746675, 116105485, 189435265, 580527425, 719854007, 947176325, 3599270035, 17996350175]

約数ペア:

[(1, 17996350175), (5, 3599270035), (19, 947176325), (25, 719854007), (31, 580527425), (95, 189435265), (155, 116105485), (421, 42746675), (475, 37887053), (589, 30554075), (775, 23221097), (2105, 8549335), (2903, 6199225), (2945, 6110815), (7999, 2249825), (10525, 1709867), (13051, 1378925), (14515, 1239845), (14725, 1222163), (39995, 449965), (55157, 326275), (65255, 275785), (72575, 247969), (89993, 199975)]