25897390

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 47985696

約数和(自身を除く): 22088306

約数列:

[1, 2, 5, 10, 53, 106, 131, 262, 265, 373, 530, 655, 746, 1310, 1865, 3730, 6943, 13886, 19769, 34715, 39538, 48863, 69430, 97726, 98845, 197690, 244315, 488630, 2589739, 5179478, 12948695, 25897390]

約数ペア:

[(1, 25897390), (2, 12948695), (5, 5179478), (10, 2589739), (53, 488630), (106, 244315), (131, 197690), (262, 98845), (265, 97726), (373, 69430), (530, 48863), (655, 39538), (746, 34715), (1310, 19769), (1865, 13886), (3730, 6943)]