2687841208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{1033}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 5503196160

約数和(自身を除く): 2815354952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 197, 254, 394, 508, 788, 1016, 1033, 1576, 1651, 2066, 2561, 3302, 4132, 5122, 6604, 8264, 10244, 13208, 13429, 20488, 25019, 26858, 50038, 53716, 100076, 107432, 131191, 200152, 203501, 262382, 325247, 407002, 524764, 650494, 814004, 1049528, 1300988, 1628008, 1705483, 2601976, 2645513, 3410966, 5291026, 6821932, 10582052, 13643864, 21164104, 25844627, 51689254, 103378508, 206757016, 335980151, 671960302, 1343920604, 2687841208]

約数ペア:

[(1, 2687841208), (2, 1343920604), (4, 671960302), (8, 335980151), (13, 206757016), (26, 103378508), (52, 51689254), (104, 25844627), (127, 21164104), (197, 13643864), (254, 10582052), (394, 6821932), (508, 5291026), (788, 3410966), (1016, 2645513), (1033, 2601976), (1576, 1705483), (1651, 1628008), (2066, 1300988), (2561, 1049528), (3302, 814004), (4132, 650494), (5122, 524764), (6604, 407002), (8264, 325247), (10244, 262382), (13208, 203501), (13429, 200152), (20488, 131191), (25019, 107432), (26858, 100076), (50038, 53716)]