65213450

素因数分解:

$2^1\times 5^2\times {\mathrm{439}}^1\times {\mathrm{2971}}^1$

素因数の和:3422

約数の個数: 24

約数和(自身を含む): 121614240

約数和(自身を除く): 56400790

約数列:

[1, 2, 5, 10, 25, 50, 439, 878, 2195, 2971, 4390, 5942, 10975, 14855, 21950, 29710, 74275, 148550, 1304269, 2608538, 6521345, 13042690, 32606725, 65213450]

約数ペア:

[(1, 65213450), (2, 32606725), (5, 13042690), (10, 6521345), (25, 2608538), (50, 1304269), (439, 148550), (878, 74275), (2195, 29710), (2971, 21950), (4390, 14855), (5942, 10975)]