20212852975

素因数分解:

$5^2\times 7^1\times {\mathrm{115502017}}^1$

素因数の和:115502034

約数の個数: 12

約数和(自身を含む): 28644500464

約数和(自身を除く): 8431647489

約数列:

[1, 5, 7, 25, 35, 175, 115502017, 577510085, 808514119, 2887550425, 4042570595, 20212852975]

約数ペア:

[(1, 20212852975), (5, 4042570595), (7, 2887550425), (25, 808514119), (35, 577510085), (175, 115502017)]