2028016625

素因数分解:

$5^3\times {\mathrm{431}}^1\times {\mathrm{37643}}^1$

素因数の和:38089

約数の個数: 16

約数和(自身を含む): 2536904448

約数和(自身を除く): 508887823

約数列:

[1, 5, 25, 125, 431, 2155, 10775, 37643, 53875, 188215, 941075, 4705375, 16224133, 81120665, 405603325, 2028016625]

約数ペア:

[(1, 2028016625), (5, 405603325), (25, 81120665), (125, 16224133), (431, 4705375), (2155, 941075), (10775, 188215), (37643, 53875)]