201369680

素因数分解:

$2^4\times 5^1\times {\mathrm{2517121}}^1$

素因数の和:2517134

約数の個数: 20

約数和(自身を含む): 468184692

約数和(自身を除く): 266815012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2517121, 5034242, 10068484, 12585605, 20136968, 25171210, 40273936, 50342420, 100684840, 201369680]

約数ペア:

[(1, 201369680), (2, 100684840), (4, 50342420), (5, 40273936), (8, 25171210), (10, 20136968), (16, 12585605), (20, 10068484), (40, 5034242), (80, 2517121)]