788790080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{189613}}^1$

素因数の和:189643

約数の個数: 56

約数和(自身を含む): 2022802152

約数和(自身を除く): 1234012072

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, 189613, 379226, 758452, 948065, 1516904, 1896130, 2464969, 3033808, 3792260, 4929938, 6067616, 7584520, 9859876, 12135232, 12324845, 15169040, 19719752, 24649690, 30338080, 39439504, 49299380, 60676160, 78879008, 98598760, 157758016, 197197520, 394395040, 788790080]

約数ペア:

[(1, 788790080), (2, 394395040), (4, 197197520), (5, 157758016), (8, 98598760), (10, 78879008), (13, 60676160), (16, 49299380), (20, 39439504), (26, 30338080), (32, 24649690), (40, 19719752), (52, 15169040), (64, 12324845), (65, 12135232), (80, 9859876), (104, 7584520), (130, 6067616), (160, 4929938), (208, 3792260), (260, 3033808), (320, 2464969), (416, 1896130), (520, 1516904), (832, 948065), (1040, 758452), (2080, 379226), (4160, 189613)]