26572520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{373}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 65031120

約数和(自身を除く): 38458600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 373, 520, 548, 685, 746, 1096, 1370, 1492, 1781, 1865, 2740, 2984, 3562, 3730, 4849, 5480, 7124, 7460, 8905, 9698, 14248, 14920, 17810, 19396, 24245, 35620, 38792, 48490, 51101, 71240, 96980, 102202, 193960, 204404, 255505, 408808, 511010, 664313, 1022020, 1328626, 2044040, 2657252, 3321565, 5314504, 6643130, 13286260, 26572520]

約数ペア:

[(1, 26572520), (2, 13286260), (4, 6643130), (5, 5314504), (8, 3321565), (10, 2657252), (13, 2044040), (20, 1328626), (26, 1022020), (40, 664313), (52, 511010), (65, 408808), (104, 255505), (130, 204404), (137, 193960), (260, 102202), (274, 96980), (373, 71240), (520, 51101), (548, 48490), (685, 38792), (746, 35620), (1096, 24245), (1370, 19396), (1492, 17810), (1781, 14920), (1865, 14248), (2740, 9698), (2984, 8905), (3562, 7460), (3730, 7124), (4849, 5480)]