51412660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197741}}^1$

素因数の和:197763

約数の個数: 24

約数和(自身を含む): 116272296

約数和(自身を除く): 64859636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 197741, 395482, 790964, 988705, 1977410, 2570633, 3954820, 5141266, 10282532, 12853165, 25706330, 51412660]

約数ペア:

[(1, 51412660), (2, 25706330), (4, 12853165), (5, 10282532), (10, 5141266), (13, 3954820), (20, 2570633), (26, 1977410), (52, 988705), (65, 790964), (130, 395482), (260, 197741)]