68620451840

素因数分解:

$2^{16}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3433}}^1$

素因数の和:3531

約数の個数: 136

約数和(自身を含む): 167436386808

約数和(自身を除く): 98815934968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 976, 1024, 1220, 1280, 1952, 2048, 2440, 2560, 3433, 3904, 4096, 4880, 5120, 6866, 7808, 8192, 9760, 10240, 13732, 15616, 16384, 17165, 19520, 20480, 27464, 31232, 32768, 34330, 39040, 40960, 54928, 62464, 65536, 68660, 78080, 81920, 109856, 124928, 137320, 156160, 163840, 209413, 219712, 249856, 274640, 312320, 327680, 418826, 439424, 499712, 549280, 624640, 837652, 878848, 999424, 1047065, 1098560, 1249280, 1675304, 1757696, 1998848, 2094130, 2197120, 2498560, 3350608, 3515392, 3997696, 4188260, 4394240, 4997120, 6701216, 7030784, 8376520, 8788480, 9994240, 13402432, 14061568, 16753040, 17576960, 19988480, 26804864, 28123136, 33506080, 35153920, 53609728, 56246272, 67012160, 70307840, 107219456, 112492544, 134024320, 140615680, 214438912, 224985088, 268048640, 281231360, 428877824, 536097280, 562462720, 857755648, 1072194560, 1124925440, 1715511296, 2144389120, 3431022592, 4288778240, 6862045184, 8577556480, 13724090368, 17155112960, 34310225920, 68620451840]

約数ペア:

[(1, 68620451840), (2, 34310225920), (4, 17155112960), (5, 13724090368), (8, 8577556480), (10, 6862045184), (16, 4288778240), (20, 3431022592), (32, 2144389120), (40, 1715511296), (61, 1124925440), (64, 1072194560), (80, 857755648), (122, 562462720), (128, 536097280), (160, 428877824), (244, 281231360), (256, 268048640), (305, 224985088), (320, 214438912), (488, 140615680), (512, 134024320), (610, 112492544), (640, 107219456), (976, 70307840), (1024, 67012160), (1220, 56246272), (1280, 53609728), (1952, 35153920), (2048, 33506080), (2440, 28123136), (2560, 26804864), (3433, 19988480), (3904, 17576960), (4096, 16753040), (4880, 14061568), (5120, 13402432), (6866, 9994240), (7808, 8788480), (8192, 8376520), (9760, 7030784), (10240, 6701216), (13732, 4997120), (15616, 4394240), (16384, 4188260), (17165, 3997696), (19520, 3515392), (20480, 3350608), (27464, 2498560), (31232, 2197120), (32768, 2094130), (34330, 1998848), (39040, 1757696), (40960, 1675304), (54928, 1249280), (62464, 1098560), (65536, 1047065), (68660, 999424), (78080, 878848), (81920, 837652), (109856, 624640), (124928, 549280), (137320, 499712), (156160, 439424), (163840, 418826), (209413, 327680), (219712, 312320), (249856, 274640)]