205289812

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 489065472

約数和(自身を除く): 283775660

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 31, 46, 49, 52, 62, 91, 92, 98, 113, 124, 161, 182, 196, 217, 226, 299, 322, 364, 403, 434, 452, 598, 637, 644, 713, 791, 806, 868, 1127, 1196, 1274, 1426, 1469, 1519, 1582, 1612, 2093, 2254, 2548, 2599, 2821, 2852, 2938, 3038, 3164, 3503, 4186, 4508, 4991, 5198, 5537, 5642, 5876, 6076, 7006, 8372, 9269, 9982, 10283, 10396, 11074, 11284, 14012, 14651, 18193, 18538, 19747, 19964, 20566, 22148, 24521, 29302, 33787, 34937, 36386, 37076, 39494, 41132, 45539, 49042, 58604, 64883, 67574, 69874, 71981, 72772, 78988, 80569, 91078, 98084, 127351, 129766, 135148, 139748, 143962, 161138, 171647, 182156, 236509, 254702, 259532, 287924, 318773, 322276, 343294, 454181, 473018, 509404, 563983, 637546, 686588, 908362, 946036, 1047397, 1127966, 1275092, 1655563, 1816724, 2094794, 2231411, 2255932, 3311126, 3947881, 4189588, 4462822, 6622252, 7331779, 7895762, 8925644, 14663558, 15791524, 29327116, 51322453, 102644906, 205289812]

約数ペア:

[(1, 205289812), (2, 102644906), (4, 51322453), (7, 29327116), (13, 15791524), (14, 14663558), (23, 8925644), (26, 7895762), (28, 7331779), (31, 6622252), (46, 4462822), (49, 4189588), (52, 3947881), (62, 3311126), (91, 2255932), (92, 2231411), (98, 2094794), (113, 1816724), (124, 1655563), (161, 1275092), (182, 1127966), (196, 1047397), (217, 946036), (226, 908362), (299, 686588), (322, 637546), (364, 563983), (403, 509404), (434, 473018), (452, 454181), (598, 343294), (637, 322276), (644, 318773), (713, 287924), (791, 259532), (806, 254702), (868, 236509), (1127, 182156), (1196, 171647), (1274, 161138), (1426, 143962), (1469, 139748), (1519, 135148), (1582, 129766), (1612, 127351), (2093, 98084), (2254, 91078), (2548, 80569), (2599, 78988), (2821, 72772), (2852, 71981), (2938, 69874), (3038, 67574), (3164, 64883), (3503, 58604), (4186, 49042), (4508, 45539), (4991, 41132), (5198, 39494), (5537, 37076), (5642, 36386), (5876, 34937), (6076, 33787), (7006, 29302), (8372, 24521), (9269, 22148), (9982, 20566), (10283, 19964), (10396, 19747), (11074, 18538), (11284, 18193), (14012, 14651)]