82381825

素因数分解:

$5^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 104229440

約数和(自身を除く): 21847615

約数列:

[1, 5, 25, 139, 151, 157, 695, 755, 785, 3475, 3775, 3925, 20989, 21823, 23707, 104945, 109115, 118535, 524725, 545575, 592675, 3295273, 16476365, 82381825]

約数ペア:

[(1, 82381825), (5, 16476365), (25, 3295273), (139, 592675), (151, 545575), (157, 524725), (695, 118535), (755, 109115), (785, 104945), (3475, 23707), (3775, 21823), (3925, 20989)]