156640385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{6343}}^1$

素因数の和:6808

約数の個数: 16

約数和(自身を含む): 205545600

約数和(自身を除く): 48905215

約数列:

[1, 5, 11, 55, 449, 2245, 4939, 6343, 24695, 31715, 69773, 348865, 2848007, 14240035, 31328077, 156640385]

約数ペア:

[(1, 156640385), (5, 31328077), (11, 14240035), (55, 2848007), (449, 348865), (2245, 69773), (4939, 31715), (6343, 24695)]