971881925

素因数分解:

$5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 1526688000

約数和(自身を除く): 554806075

約数列:

[1, 5, 7, 17, 25, 35, 49, 59, 85, 113, 119, 175, 245, 295, 343, 413, 425, 565, 595, 791, 833, 1003, 1225, 1475, 1715, 1921, 2065, 2825, 2891, 2975, 3955, 4165, 5015, 5537, 5831, 6667, 7021, 8575, 9605, 10325, 13447, 14455, 19775, 20237, 20825, 25075, 27685, 29155, 33335, 35105, 38759, 46669, 48025, 49147, 67235, 72275, 94129, 101185, 113339, 138425, 145775, 166675, 175525, 193795, 233345, 245735, 326683, 336175, 344029, 470645, 505925, 566695, 658903, 793373, 968975, 1166725, 1228675, 1633415, 1720145, 2286781, 2353225, 2833475, 3294515, 3966865, 5553611, 8167075, 8600725, 11433905, 16472575, 19834325, 27768055, 38875277, 57169525, 138840275, 194376385, 971881925]

約数ペア:

[(1, 971881925), (5, 194376385), (7, 138840275), (17, 57169525), (25, 38875277), (35, 27768055), (49, 19834325), (59, 16472575), (85, 11433905), (113, 8600725), (119, 8167075), (175, 5553611), (245, 3966865), (295, 3294515), (343, 2833475), (413, 2353225), (425, 2286781), (565, 1720145), (595, 1633415), (791, 1228675), (833, 1166725), (1003, 968975), (1225, 793373), (1475, 658903), (1715, 566695), (1921, 505925), (2065, 470645), (2825, 344029), (2891, 336175), (2975, 326683), (3955, 245735), (4165, 233345), (5015, 193795), (5537, 175525), (5831, 166675), (6667, 145775), (7021, 138425), (8575, 113339), (9605, 101185), (10325, 94129), (13447, 72275), (14455, 67235), (19775, 49147), (20237, 48025), (20825, 46669), (25075, 38759), (27685, 35105), (29155, 33335)]