25866828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2909}}^1$

素因数の和:2951

約数の個数: 72

約数和(自身を含む): 74146800

約数和(自身を除く): 48279972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2909, 2964, 4446, 5818, 8727, 8892, 11636, 17454, 26181, 34908, 37817, 52362, 55271, 75634, 104724, 110542, 113451, 151268, 165813, 221084, 226902, 331626, 340353, 453804, 497439, 663252, 680706, 718523, 994878, 1361412, 1437046, 1989756, 2155569, 2874092, 4311138, 6466707, 8622276, 12933414, 25866828]

約数ペア:

[(1, 25866828), (2, 12933414), (3, 8622276), (4, 6466707), (6, 4311138), (9, 2874092), (12, 2155569), (13, 1989756), (18, 1437046), (19, 1361412), (26, 994878), (36, 718523), (38, 680706), (39, 663252), (52, 497439), (57, 453804), (76, 340353), (78, 331626), (114, 226902), (117, 221084), (156, 165813), (171, 151268), (228, 113451), (234, 110542), (247, 104724), (342, 75634), (468, 55271), (494, 52362), (684, 37817), (741, 34908), (988, 26181), (1482, 17454), (2223, 11636), (2909, 8892), (2964, 8727), (4446, 5818)]