168985000

素因数分解:

$2^3\times 5^4\times {\mathrm{33797}}^1$

素因数の和:33823

約数の個数: 40

約数和(自身を含む): 395943570

約数和(自身を除く): 226958570

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 33797, 67594, 135188, 168985, 270376, 337970, 675940, 844925, 1351880, 1689850, 3379700, 4224625, 6759400, 8449250, 16898500, 21123125, 33797000, 42246250, 84492500, 168985000]

約数ペア:

[(1, 168985000), (2, 84492500), (4, 42246250), (5, 33797000), (8, 21123125), (10, 16898500), (20, 8449250), (25, 6759400), (40, 4224625), (50, 3379700), (100, 1689850), (125, 1351880), (200, 844925), (250, 675940), (500, 337970), (625, 270376), (1000, 168985), (1250, 135188), (2500, 67594), (5000, 33797)]