79876160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 168

約数和(自身を含む): 236500416

約数和(自身を除く): 156624256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 211, 224, 260, 280, 320, 338, 364, 416, 422, 448, 455, 520, 560, 676, 728, 832, 844, 845, 910, 1040, 1055, 1120, 1183, 1352, 1456, 1477, 1688, 1690, 1820, 2080, 2110, 2240, 2366, 2704, 2743, 2912, 2954, 3376, 3380, 3640, 4160, 4220, 4732, 5408, 5486, 5824, 5908, 5915, 6752, 6760, 7280, 7385, 8440, 9464, 10816, 10972, 11816, 11830, 13504, 13520, 13715, 14560, 14770, 16880, 18928, 19201, 21944, 23632, 23660, 27040, 27430, 29120, 29540, 33760, 35659, 37856, 38402, 43888, 47264, 47320, 54080, 54860, 59080, 67520, 71318, 75712, 76804, 87776, 94528, 94640, 96005, 109720, 118160, 142636, 153608, 175552, 178295, 189280, 192010, 219440, 236320, 249613, 285272, 307216, 356590, 378560, 384020, 438880, 472640, 499226, 570544, 614432, 713180, 768040, 877760, 998452, 1141088, 1228864, 1248065, 1426360, 1536080, 1996904, 2282176, 2496130, 2852720, 3072160, 3993808, 4992260, 5705440, 6144320, 7987616, 9984520, 11410880, 15975232, 19969040, 39938080, 79876160]

約数ペア:

[(1, 79876160), (2, 39938080), (4, 19969040), (5, 15975232), (7, 11410880), (8, 9984520), (10, 7987616), (13, 6144320), (14, 5705440), (16, 4992260), (20, 3993808), (26, 3072160), (28, 2852720), (32, 2496130), (35, 2282176), (40, 1996904), (52, 1536080), (56, 1426360), (64, 1248065), (65, 1228864), (70, 1141088), (80, 998452), (91, 877760), (104, 768040), (112, 713180), (130, 614432), (140, 570544), (160, 499226), (169, 472640), (182, 438880), (208, 384020), (211, 378560), (224, 356590), (260, 307216), (280, 285272), (320, 249613), (338, 236320), (364, 219440), (416, 192010), (422, 189280), (448, 178295), (455, 175552), (520, 153608), (560, 142636), (676, 118160), (728, 109720), (832, 96005), (844, 94640), (845, 94528), (910, 87776), (1040, 76804), (1055, 75712), (1120, 71318), (1183, 67520), (1352, 59080), (1456, 54860), (1477, 54080), (1688, 47320), (1690, 47264), (1820, 43888), (2080, 38402), (2110, 37856), (2240, 35659), (2366, 33760), (2704, 29540), (2743, 29120), (2912, 27430), (2954, 27040), (3376, 23660), (3380, 23632), (3640, 21944), (4160, 19201), (4220, 18928), (4732, 16880), (5408, 14770), (5486, 14560), (5824, 13715), (5908, 13520), (5915, 13504), (6752, 11830), (6760, 11816), (7280, 10972), (7385, 10816), (8440, 9464)]