49998080

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 135100224

約数和(自身を除く): 85102144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 64, 67, 80, 88, 106, 110, 128, 134, 160, 176, 212, 220, 256, 265, 268, 320, 335, 352, 424, 440, 530, 536, 583, 640, 670, 704, 737, 848, 880, 1060, 1072, 1166, 1280, 1340, 1408, 1474, 1696, 1760, 2120, 2144, 2332, 2680, 2816, 2915, 2948, 3392, 3520, 3551, 3685, 4240, 4288, 4664, 5360, 5830, 5896, 6784, 7040, 7102, 7370, 8480, 8576, 9328, 10720, 11660, 11792, 13568, 14080, 14204, 14740, 16960, 17152, 17755, 18656, 21440, 23320, 23584, 28408, 29480, 33920, 35510, 37312, 39061, 42880, 46640, 47168, 56816, 58960, 67840, 71020, 74624, 78122, 85760, 93280, 94336, 113632, 117920, 142040, 149248, 156244, 186560, 188672, 195305, 227264, 235840, 284080, 312488, 373120, 390610, 454528, 471680, 568160, 624976, 746240, 781220, 909056, 943360, 1136320, 1249952, 1562440, 2272640, 2499904, 3124880, 4545280, 4999808, 6249760, 9999616, 12499520, 24999040, 49998080]

約数ペア:

[(1, 49998080), (2, 24999040), (4, 12499520), (5, 9999616), (8, 6249760), (10, 4999808), (11, 4545280), (16, 3124880), (20, 2499904), (22, 2272640), (32, 1562440), (40, 1249952), (44, 1136320), (53, 943360), (55, 909056), (64, 781220), (67, 746240), (80, 624976), (88, 568160), (106, 471680), (110, 454528), (128, 390610), (134, 373120), (160, 312488), (176, 284080), (212, 235840), (220, 227264), (256, 195305), (265, 188672), (268, 186560), (320, 156244), (335, 149248), (352, 142040), (424, 117920), (440, 113632), (530, 94336), (536, 93280), (583, 85760), (640, 78122), (670, 74624), (704, 71020), (737, 67840), (848, 58960), (880, 56816), (1060, 47168), (1072, 46640), (1166, 42880), (1280, 39061), (1340, 37312), (1408, 35510), (1474, 33920), (1696, 29480), (1760, 28408), (2120, 23584), (2144, 23320), (2332, 21440), (2680, 18656), (2816, 17755), (2915, 17152), (2948, 16960), (3392, 14740), (3520, 14204), (3551, 14080), (3685, 13568), (4240, 11792), (4288, 11660), (4664, 10720), (5360, 9328), (5830, 8576), (5896, 8480), (6784, 7370), (7040, 7102)]