2005457500

素因数分解:

$2^2\times 5^4\times {\mathrm{802183}}^1$

素因数の和:802207

約数の個数: 30

約数和(自身を含む): 4385539928

約数和(自身を除く): 2380082428

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 802183, 1604366, 3208732, 4010915, 8021830, 16043660, 20054575, 40109150, 80218300, 100272875, 200545750, 401091500, 501364375, 1002728750, 2005457500]

約数ペア:

[(1, 2005457500), (2, 1002728750), (4, 501364375), (5, 401091500), (10, 200545750), (20, 100272875), (25, 80218300), (50, 40109150), (100, 20054575), (125, 16043660), (250, 8021830), (500, 4010915), (625, 3208732), (1250, 1604366), (2500, 802183)]