67768340

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{5189}}^1$

素因数の和:5851

約数の個数: 24

約数和(自身を含む): 142558920

約数和(自身を除く): 74790580

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3265, 5189, 6530, 10378, 13060, 20756, 25945, 51890, 103780, 3388417, 6776834, 13553668, 16942085, 33884170, 67768340]

約数ペア:

[(1, 67768340), (2, 33884170), (4, 16942085), (5, 13553668), (10, 6776834), (20, 3388417), (653, 103780), (1306, 51890), (2612, 25945), (3265, 20756), (5189, 13060), (6530, 10378)]