25742080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 216

約数和(自身を含む): 80795232

約数和(自身を除く): 55053152

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 128, 130, 136, 140, 160, 169, 170, 182, 208, 221, 224, 238, 256, 260, 272, 280, 320, 338, 340, 364, 416, 442, 448, 455, 476, 520, 544, 560, 595, 640, 676, 680, 728, 832, 845, 884, 896, 910, 952, 1040, 1088, 1105, 1120, 1183, 1190, 1280, 1352, 1360, 1456, 1547, 1664, 1690, 1768, 1792, 1820, 1904, 2080, 2176, 2210, 2240, 2366, 2380, 2704, 2720, 2873, 2912, 3094, 3328, 3380, 3536, 3640, 3808, 4160, 4352, 4420, 4480, 4732, 4760, 5408, 5440, 5746, 5824, 5915, 6188, 6760, 7072, 7280, 7616, 7735, 8320, 8840, 8960, 9464, 9520, 10816, 10880, 11492, 11648, 11830, 12376, 13520, 14144, 14365, 14560, 15232, 15470, 16640, 17680, 18928, 19040, 20111, 21632, 21760, 22984, 23296, 23660, 24752, 27040, 28288, 28730, 29120, 30464, 30940, 35360, 37856, 38080, 40222, 43264, 45968, 47320, 49504, 54080, 56576, 57460, 58240, 61880, 70720, 75712, 76160, 80444, 91936, 94640, 99008, 100555, 108160, 114920, 116480, 123760, 141440, 151424, 152320, 160888, 183872, 189280, 198016, 201110, 216320, 229840, 247520, 282880, 302848, 321776, 367744, 378560, 396032, 402220, 459680, 495040, 643552, 735488, 757120, 804440, 919360, 990080, 1287104, 1514240, 1608880, 1838720, 1980160, 2574208, 3217760, 3677440, 5148416, 6435520, 12871040, 25742080]

約数ペア:

[(1, 25742080), (2, 12871040), (4, 6435520), (5, 5148416), (7, 3677440), (8, 3217760), (10, 2574208), (13, 1980160), (14, 1838720), (16, 1608880), (17, 1514240), (20, 1287104), (26, 990080), (28, 919360), (32, 804440), (34, 757120), (35, 735488), (40, 643552), (52, 495040), (56, 459680), (64, 402220), (65, 396032), (68, 378560), (70, 367744), (80, 321776), (85, 302848), (91, 282880), (104, 247520), (112, 229840), (119, 216320), (128, 201110), (130, 198016), (136, 189280), (140, 183872), (160, 160888), (169, 152320), (170, 151424), (182, 141440), (208, 123760), (221, 116480), (224, 114920), (238, 108160), (256, 100555), (260, 99008), (272, 94640), (280, 91936), (320, 80444), (338, 76160), (340, 75712), (364, 70720), (416, 61880), (442, 58240), (448, 57460), (455, 56576), (476, 54080), (520, 49504), (544, 47320), (560, 45968), (595, 43264), (640, 40222), (676, 38080), (680, 37856), (728, 35360), (832, 30940), (845, 30464), (884, 29120), (896, 28730), (910, 28288), (952, 27040), (1040, 24752), (1088, 23660), (1105, 23296), (1120, 22984), (1183, 21760), (1190, 21632), (1280, 20111), (1352, 19040), (1360, 18928), (1456, 17680), (1547, 16640), (1664, 15470), (1690, 15232), (1768, 14560), (1792, 14365), (1820, 14144), (1904, 13520), (2080, 12376), (2176, 11830), (2210, 11648), (2240, 11492), (2366, 10880), (2380, 10816), (2704, 9520), (2720, 9464), (2873, 8960), (2912, 8840), (3094, 8320), (3328, 7735), (3380, 7616), (3536, 7280), (3640, 7072), (3808, 6760), (4160, 6188), (4352, 5915), (4420, 5824), (4480, 5746), (4732, 5440), (4760, 5408)]