164614280

素因数分解:

$2^3\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{2129}}^1$

素因数の和:4073

約数の個数: 32

約数和(自身を含む): 370747800

約数和(自身を除く): 206133520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1933, 2129, 3866, 4258, 7732, 8516, 9665, 10645, 15464, 17032, 19330, 21290, 38660, 42580, 77320, 85160, 4115357, 8230714, 16461428, 20576785, 32922856, 41153570, 82307140, 164614280]

約数ペア:

[(1, 164614280), (2, 82307140), (4, 41153570), (5, 32922856), (8, 20576785), (10, 16461428), (20, 8230714), (40, 4115357), (1933, 85160), (2129, 77320), (3866, 42580), (4258, 38660), (7732, 21290), (8516, 19330), (9665, 17032), (10645, 15464)]