20007647500

素因数分解:

$2^2\times 5^4\times {\mathrm{8003059}}^1$

素因数の和:8003083

約数の個数: 30

約数和(自身を含む): 43752729020

約数和(自身を除く): 23745081520

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 8003059, 16006118, 32012236, 40015295, 80030590, 160061180, 200076475, 400152950, 800305900, 1000382375, 2000764750, 4001529500, 5001911875, 10003823750, 20007647500]

約数ペア:

[(1, 20007647500), (2, 10003823750), (4, 5001911875), (5, 4001529500), (10, 2000764750), (20, 1000382375), (25, 800305900), (50, 400152950), (100, 200076475), (125, 160061180), (250, 80030590), (500, 40015295), (625, 32012236), (1250, 16006118), (2500, 8003059)]