161097940

素因数分解:

$2^2\times 5^1\times {\mathrm{2713}}^1\times {\mathrm{2969}}^1$

素因数の和:5691

約数の個数: 24

約数和(自身を含む): 338544360

約数和(自身を除く): 177446420

約数列:

[1, 2, 4, 5, 10, 20, 2713, 2969, 5426, 5938, 10852, 11876, 13565, 14845, 27130, 29690, 54260, 59380, 8054897, 16109794, 32219588, 40274485, 80548970, 161097940]

約数ペア:

[(1, 161097940), (2, 80548970), (4, 40274485), (5, 32219588), (10, 16109794), (20, 8054897), (2713, 59380), (2969, 54260), (5426, 29690), (5938, 27130), (10852, 14845), (11876, 13565)]