80969925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{56821}}^1$

素因数の和:56853

約数の個数: 24

約数和(自身を含む): 140918560

約数和(自身を除く): 59948635

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 56821, 170463, 284105, 852315, 1079599, 1420525, 3238797, 4261575, 5397995, 16193985, 26989975, 80969925]

約数ペア:

[(1, 80969925), (3, 26989975), (5, 16193985), (15, 5397995), (19, 4261575), (25, 3238797), (57, 1420525), (75, 1079599), (95, 852315), (285, 284105), (475, 170463), (1425, 56821)]