12700450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 27301824

約数和(自身を除く): 14601374

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 131, 175, 262, 277, 350, 554, 655, 917, 1310, 1385, 1834, 1939, 2770, 3275, 3878, 4585, 6550, 6925, 9170, 9695, 13850, 19390, 22925, 36287, 45850, 48475, 72574, 96950, 181435, 254009, 362870, 508018, 907175, 1270045, 1814350, 2540090, 6350225, 12700450]

約数ペア:

[(1, 12700450), (2, 6350225), (5, 2540090), (7, 1814350), (10, 1270045), (14, 907175), (25, 508018), (35, 362870), (50, 254009), (70, 181435), (131, 96950), (175, 72574), (262, 48475), (277, 45850), (350, 36287), (554, 22925), (655, 19390), (917, 13850), (1310, 9695), (1385, 9170), (1834, 6925), (1939, 6550), (2770, 4585), (3275, 3878)]