1248221425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{743}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 1743638400

約数和(自身を除く): 495416975

約数列:

[1, 5, 11, 25, 41, 55, 149, 205, 275, 451, 743, 745, 1025, 1639, 2255, 3715, 3725, 6109, 8173, 8195, 11275, 18575, 30463, 30545, 40865, 40975, 67199, 110707, 152315, 152725, 204325, 335093, 335995, 553535, 761575, 1217777, 1675465, 1679975, 2767675, 4538987, 6088885, 8377325, 22694935, 30444425, 49928857, 113474675, 249644285, 1248221425]

約数ペア:

[(1, 1248221425), (5, 249644285), (11, 113474675), (25, 49928857), (41, 30444425), (55, 22694935), (149, 8377325), (205, 6088885), (275, 4538987), (451, 2767675), (743, 1679975), (745, 1675465), (1025, 1217777), (1639, 761575), (2255, 553535), (3715, 335995), (3725, 335093), (6109, 204325), (8173, 152725), (8195, 152315), (11275, 110707), (18575, 67199), (30463, 40975), (30545, 40865)]