63869440

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 80

約数和(自身を含む): 156027960

約数和(自身を除く): 92158520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 409, 488, 512, 610, 640, 818, 976, 1220, 1280, 1636, 1952, 2045, 2440, 2560, 3272, 3904, 4090, 4880, 6544, 7808, 8180, 9760, 13088, 15616, 16360, 19520, 24949, 26176, 31232, 32720, 39040, 49898, 52352, 65440, 78080, 99796, 104704, 124745, 130880, 156160, 199592, 209408, 249490, 261760, 399184, 498980, 523520, 798368, 997960, 1047040, 1596736, 1995920, 3193472, 3991840, 6386944, 7983680, 12773888, 15967360, 31934720, 63869440]

約数ペア:

[(1, 63869440), (2, 31934720), (4, 15967360), (5, 12773888), (8, 7983680), (10, 6386944), (16, 3991840), (20, 3193472), (32, 1995920), (40, 1596736), (61, 1047040), (64, 997960), (80, 798368), (122, 523520), (128, 498980), (160, 399184), (244, 261760), (256, 249490), (305, 209408), (320, 199592), (409, 156160), (488, 130880), (512, 124745), (610, 104704), (640, 99796), (818, 78080), (976, 65440), (1220, 52352), (1280, 49898), (1636, 39040), (1952, 32720), (2045, 31232), (2440, 26176), (2560, 24949), (3272, 19520), (3904, 16360), (4090, 15616), (4880, 13088), (6544, 9760), (7808, 8180)]