25609220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14071}}^1$

素因数の和:14100

約数の個数: 48

約数和(自身を含む): 66194688

約数和(自身を除く): 40585468

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 14071, 28142, 56284, 70355, 98497, 140710, 182923, 196994, 281420, 365846, 393988, 492485, 731692, 914615, 984970, 1280461, 1829230, 1969940, 2560922, 3658460, 5121844, 6402305, 12804610, 25609220]

約数ペア:

[(1, 25609220), (2, 12804610), (4, 6402305), (5, 5121844), (7, 3658460), (10, 2560922), (13, 1969940), (14, 1829230), (20, 1280461), (26, 984970), (28, 914615), (35, 731692), (52, 492485), (65, 393988), (70, 365846), (91, 281420), (130, 196994), (140, 182923), (182, 140710), (260, 98497), (364, 70355), (455, 56284), (910, 28142), (1820, 14071)]