51226240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 135717120

約数和(自身を除く): 84490880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 131, 160, 188, 208, 235, 260, 262, 320, 376, 416, 470, 520, 524, 611, 640, 655, 752, 832, 940, 1040, 1048, 1222, 1310, 1504, 1664, 1703, 1880, 2080, 2096, 2444, 2620, 3008, 3055, 3406, 3760, 4160, 4192, 4888, 5240, 6016, 6110, 6157, 6812, 7520, 8320, 8384, 8515, 9776, 10480, 12220, 12314, 13624, 15040, 16768, 17030, 19552, 20960, 24440, 24628, 27248, 30080, 30785, 34060, 39104, 41920, 48880, 49256, 54496, 61570, 68120, 78208, 80041, 83840, 97760, 98512, 108992, 123140, 136240, 160082, 195520, 197024, 217984, 246280, 272480, 320164, 391040, 394048, 400205, 492560, 544960, 640328, 788096, 800410, 985120, 1089920, 1280656, 1600820, 1970240, 2561312, 3201640, 3940480, 5122624, 6403280, 10245248, 12806560, 25613120, 51226240]

約数ペア:

[(1, 51226240), (2, 25613120), (4, 12806560), (5, 10245248), (8, 6403280), (10, 5122624), (13, 3940480), (16, 3201640), (20, 2561312), (26, 1970240), (32, 1600820), (40, 1280656), (47, 1089920), (52, 985120), (64, 800410), (65, 788096), (80, 640328), (94, 544960), (104, 492560), (128, 400205), (130, 394048), (131, 391040), (160, 320164), (188, 272480), (208, 246280), (235, 217984), (260, 197024), (262, 195520), (320, 160082), (376, 136240), (416, 123140), (470, 108992), (520, 98512), (524, 97760), (611, 83840), (640, 80041), (655, 78208), (752, 68120), (832, 61570), (940, 54496), (1040, 49256), (1048, 48880), (1222, 41920), (1310, 39104), (1504, 34060), (1664, 30785), (1703, 30080), (1880, 27248), (2080, 24628), (2096, 24440), (2444, 20960), (2620, 19552), (3008, 17030), (3055, 16768), (3406, 15040), (3760, 13624), (4160, 12314), (4192, 12220), (4888, 10480), (5240, 9776), (6016, 8515), (6110, 8384), (6157, 8320), (6812, 7520)]