9888966250

素因数分解:

$2^1\times 5^4\times {\mathrm{7911173}}^1$

素因数の和:7911195

約数の個数: 20

約数和(自身を含む): 18535880682

約数和(自身を除く): 8646914432

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 7911173, 15822346, 39555865, 79111730, 197779325, 395558650, 988896625, 1977793250, 4944483125, 9888966250]

約数ペア:

[(1, 9888966250), (2, 4944483125), (5, 1977793250), (10, 988896625), (25, 395558650), (50, 197779325), (125, 79111730), (250, 39555865), (625, 15822346), (1250, 7911173)]