1239137367025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{15680321}}^1$

素因数の和:15680469

約数の個数: 24

約数和(自身を含む): 1604096940600

約数和(自身を除く): 364959573575

約数列:

[1, 5, 25, 29, 109, 145, 545, 725, 2725, 3161, 15805, 79025, 15680321, 78401605, 392008025, 454729309, 1709154989, 2273646545, 8545774945, 11368232725, 42728874725, 49565494681, 247827473405, 1239137367025]

約数ペア:

[(1, 1239137367025), (5, 247827473405), (25, 49565494681), (29, 42728874725), (109, 11368232725), (145, 8545774945), (545, 2273646545), (725, 1709154989), (2725, 454729309), (3161, 392008025), (15805, 78401605), (79025, 15680321)]