199955375

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{37201}}^1$

素因数の和:37259

約数の個数: 16

約数和(自身を含む): 255354528

約数和(自身を除く): 55399153

約数列:

[1, 5, 25, 43, 125, 215, 1075, 5375, 37201, 186005, 930025, 1599643, 4650125, 7998215, 39991075, 199955375]

約数ペア:

[(1, 199955375), (5, 39991075), (25, 7998215), (43, 4650125), (125, 1599643), (215, 930025), (1075, 186005), (5375, 37201)]