251445070

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{39227}}^1$

素因数の和:39875

約数の個数: 16

約数和(自身を含む): 453318768

約数和(自身を除く): 201873698

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 39227, 78454, 196135, 392270, 25144507, 50289014, 125722535, 251445070]

約数ペア:

[(1, 251445070), (2, 125722535), (5, 50289014), (10, 25144507), (641, 392270), (1282, 196135), (3205, 78454), (6410, 39227)]