66519040

素因数分解:

$2^{16}\times 5^1\times 7^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 136

約数和(自身を含む): 188742240

約数和(自身を除く): 122223200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 256, 280, 290, 320, 406, 448, 464, 512, 560, 580, 640, 812, 896, 928, 1015, 1024, 1120, 1160, 1280, 1624, 1792, 1856, 2030, 2048, 2240, 2320, 2560, 3248, 3584, 3712, 4060, 4096, 4480, 4640, 5120, 6496, 7168, 7424, 8120, 8192, 8960, 9280, 10240, 12992, 14336, 14848, 16240, 16384, 17920, 18560, 20480, 25984, 28672, 29696, 32480, 32768, 35840, 37120, 40960, 51968, 57344, 59392, 64960, 65536, 71680, 74240, 81920, 103936, 114688, 118784, 129920, 143360, 148480, 163840, 207872, 229376, 237568, 259840, 286720, 296960, 327680, 415744, 458752, 475136, 519680, 573440, 593920, 831488, 950272, 1039360, 1146880, 1187840, 1662976, 1900544, 2078720, 2293760, 2375680, 3325952, 4157440, 4751360, 6651904, 8314880, 9502720, 13303808, 16629760, 33259520, 66519040]

約数ペア:

[(1, 66519040), (2, 33259520), (4, 16629760), (5, 13303808), (7, 9502720), (8, 8314880), (10, 6651904), (14, 4751360), (16, 4157440), (20, 3325952), (28, 2375680), (29, 2293760), (32, 2078720), (35, 1900544), (40, 1662976), (56, 1187840), (58, 1146880), (64, 1039360), (70, 950272), (80, 831488), (112, 593920), (116, 573440), (128, 519680), (140, 475136), (145, 458752), (160, 415744), (203, 327680), (224, 296960), (232, 286720), (256, 259840), (280, 237568), (290, 229376), (320, 207872), (406, 163840), (448, 148480), (464, 143360), (512, 129920), (560, 118784), (580, 114688), (640, 103936), (812, 81920), (896, 74240), (928, 71680), (1015, 65536), (1024, 64960), (1120, 59392), (1160, 57344), (1280, 51968), (1624, 40960), (1792, 37120), (1856, 35840), (2030, 32768), (2048, 32480), (2240, 29696), (2320, 28672), (2560, 25984), (3248, 20480), (3584, 18560), (3712, 17920), (4060, 16384), (4096, 16240), (4480, 14848), (4640, 14336), (5120, 12992), (6496, 10240), (7168, 9280), (7424, 8960), (8120, 8192)]