198157031450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{80880421}}^1$

素因数の和:80880447

約数の個数: 36

約数和(自身を含む): 428747117022

約数和(自身を除く): 230590085572

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 80880421, 161760842, 404402105, 566162947, 808804210, 1132325894, 2022010525, 2830814735, 3963140629, 4044021050, 5661629470, 7926281258, 14154073675, 19815703145, 28308147350, 39631406290, 99078515725, 198157031450]

約数ペア:

[(1, 198157031450), (2, 99078515725), (5, 39631406290), (7, 28308147350), (10, 19815703145), (14, 14154073675), (25, 7926281258), (35, 5661629470), (49, 4044021050), (50, 3963140629), (70, 2830814735), (98, 2022010525), (175, 1132325894), (245, 808804210), (350, 566162947), (490, 404402105), (1225, 161760842), (2450, 80880421)]