201931450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{82421}}^1$

素因数の和:82447

約数の個数: 36

約数和(自身を含む): 436919022

約数和(自身を除く): 234987572

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 82421, 164842, 412105, 576947, 824210, 1153894, 2060525, 2884735, 4038629, 4121050, 5769470, 8077258, 14423675, 20193145, 28847350, 40386290, 100965725, 201931450]

約数ペア:

[(1, 201931450), (2, 100965725), (5, 40386290), (7, 28847350), (10, 20193145), (14, 14423675), (25, 8077258), (35, 5769470), (49, 4121050), (50, 4038629), (70, 2884735), (98, 2060525), (175, 1153894), (245, 824210), (350, 576947), (490, 412105), (1225, 164842), (2450, 82421)]