107928080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:844

約数の個数: 80

約数和(自身を含む): 272367984

約数和(自身を除く): 164439904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 157, 208, 260, 314, 520, 628, 661, 785, 1040, 1256, 1322, 1570, 2041, 2512, 2644, 3140, 3305, 4082, 5288, 6280, 6610, 8164, 8593, 10205, 10576, 12560, 13220, 16328, 17186, 20410, 26440, 32656, 34372, 40820, 42965, 52880, 68744, 81640, 85930, 103777, 137488, 163280, 171860, 207554, 343720, 415108, 518885, 687440, 830216, 1037770, 1349101, 1660432, 2075540, 2698202, 4151080, 5396404, 6745505, 8302160, 10792808, 13491010, 21585616, 26982020, 53964040, 107928080]

約数ペア:

[(1, 107928080), (2, 53964040), (4, 26982020), (5, 21585616), (8, 13491010), (10, 10792808), (13, 8302160), (16, 6745505), (20, 5396404), (26, 4151080), (40, 2698202), (52, 2075540), (65, 1660432), (80, 1349101), (104, 1037770), (130, 830216), (157, 687440), (208, 518885), (260, 415108), (314, 343720), (520, 207554), (628, 171860), (661, 163280), (785, 137488), (1040, 103777), (1256, 85930), (1322, 81640), (1570, 68744), (2041, 52880), (2512, 42965), (2644, 40820), (3140, 34372), (3305, 32656), (4082, 26440), (5288, 20410), (6280, 17186), (6610, 16328), (8164, 13220), (8593, 12560), (10205, 10576)]