199984255

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{2939}}^1$

素因数の和:3414

約数の個数: 16

約数和(自身を含む): 248371200

約数和(自身を除く): 48386945

約数列:

[1, 5, 31, 155, 439, 2195, 2939, 13609, 14695, 68045, 91109, 455545, 1290221, 6451105, 39996851, 199984255]

約数ペア:

[(1, 199984255), (5, 39996851), (31, 6451105), (155, 1290221), (439, 455545), (2195, 91109), (2939, 68045), (13609, 14695)]