78080236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 153806688

約数和(自身を除く): 75726452

約数列:

[1, 2, 4, 13, 26, 41, 52, 53, 82, 106, 164, 212, 533, 689, 691, 1066, 1378, 1382, 2132, 2173, 2756, 2764, 4346, 8692, 8983, 17966, 28249, 28331, 35932, 36623, 56498, 56662, 73246, 112996, 113324, 146492, 368303, 476099, 736606, 952198, 1473212, 1501543, 1904396, 3003086, 6006172, 19520059, 39040118, 78080236]

約数ペア:

[(1, 78080236), (2, 39040118), (4, 19520059), (13, 6006172), (26, 3003086), (41, 1904396), (52, 1501543), (53, 1473212), (82, 952198), (106, 736606), (164, 476099), (212, 368303), (533, 146492), (689, 113324), (691, 112996), (1066, 73246), (1378, 56662), (1382, 56498), (2132, 36623), (2173, 35932), (2756, 28331), (2764, 28249), (4346, 17966), (8692, 8983)]