15691488725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1009}}^1$

素因数の和:1191

約数の個数: 72

約数和(自身を含む): 22037105160

約数和(自身を除く): 6345616435

約数列:

[1, 5, 11, 25, 53, 55, 97, 121, 265, 275, 485, 583, 605, 1009, 1067, 1325, 2425, 2915, 3025, 5045, 5141, 5335, 6413, 11099, 11737, 14575, 25225, 25705, 26675, 32065, 53477, 55495, 56551, 58685, 97873, 122089, 128525, 160325, 267385, 277475, 282755, 293425, 489365, 588247, 610445, 622061, 1076603, 1336925, 1413775, 2446825, 2941235, 3052225, 3110305, 5187269, 5383015, 6470717, 11842633, 14706175, 15551525, 25936345, 26915075, 32353585, 57059959, 59213165, 129681725, 161767925, 285299795, 296065825, 627659549, 1426498975, 3138297745, 15691488725]

約数ペア:

[(1, 15691488725), (5, 3138297745), (11, 1426498975), (25, 627659549), (53, 296065825), (55, 285299795), (97, 161767925), (121, 129681725), (265, 59213165), (275, 57059959), (485, 32353585), (583, 26915075), (605, 25936345), (1009, 15551525), (1067, 14706175), (1325, 11842633), (2425, 6470717), (2915, 5383015), (3025, 5187269), (5045, 3110305), (5141, 3052225), (5335, 2941235), (6413, 2446825), (11099, 1413775), (11737, 1336925), (14575, 1076603), (25225, 622061), (25705, 610445), (26675, 588247), (32065, 489365), (53477, 293425), (55495, 282755), (56551, 277475), (58685, 267385), (97873, 160325), (122089, 128525)]