103661380

素因数分解:

$2^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{4021}}^1$

素因数の和:5319

約数の個数: 24

約数和(自身を含む): 217911960

約数和(自身を除く): 114250580

約数列:

[1, 2, 4, 5, 10, 20, 1289, 2578, 4021, 5156, 6445, 8042, 12890, 16084, 20105, 25780, 40210, 80420, 5183069, 10366138, 20732276, 25915345, 51830690, 103661380]

約数ペア:

[(1, 103661380), (2, 51830690), (4, 25915345), (5, 20732276), (10, 10366138), (20, 5183069), (1289, 80420), (2578, 40210), (4021, 25780), (5156, 20105), (6445, 16084), (8042, 12890)]