256475003890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3511}}^1\times {\mathrm{1043557}}^1$

素因数の和:1047082

約数の個数: 32

約数和(自身を含む): 527756500224

約数和(自身を除く): 271281496334

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3511, 7022, 17555, 24577, 35110, 49154, 122885, 245770, 1043557, 2087114, 5217785, 7304899, 10435570, 14609798, 36524495, 73048990, 3663928627, 7327857254, 18319643135, 25647500389, 36639286270, 51295000778, 128237501945, 256475003890]

約数ペア:

[(1, 256475003890), (2, 128237501945), (5, 51295000778), (7, 36639286270), (10, 25647500389), (14, 18319643135), (35, 7327857254), (70, 3663928627), (3511, 73048990), (7022, 36524495), (17555, 14609798), (24577, 10435570), (35110, 7304899), (49154, 5217785), (122885, 2087114), (245770, 1043557)]