268790080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64613}}^1$

素因数の和:64643

約数の個数: 56

約数和(自身を含む): 689302152

約数和(自身を除く): 420512072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 64613, 129226, 258452, 323065, 516904, 646130, 839969, 1033808, 1292260, 1679938, 2067616, 2584520, 3359876, 4135232, 4199845, 5169040, 6719752, 8399690, 10338080, 13439504, 16799380, 20676160, 26879008, 33598760, 53758016, 67197520, 134395040, 268790080]

約数ペア:

[(1, 268790080), (2, 134395040), (4, 67197520), (5, 53758016), (8, 33598760), (10, 26879008), (13, 20676160), (16, 16799380), (20, 13439504), (26, 10338080), (32, 8399690), (40, 6719752), (52, 5169040), (64, 4199845), (65, 4135232), (80, 3359876), (104, 2584520), (130, 2067616), (160, 1679938), (208, 1292260), (260, 1033808), (320, 839969), (416, 646130), (520, 516904), (832, 323065), (1040, 258452), (2080, 129226), (4160, 64613)]