51109000

素因数分解:

$2^3\times 5^3\times {\mathrm{51109}}^1$

素因数の和:51130

約数の個数: 32

約数和(自身を含む): 119597400

約数和(自身を除く): 68488400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 51109, 102218, 204436, 255545, 408872, 511090, 1022180, 1277725, 2044360, 2555450, 5110900, 6388625, 10221800, 12777250, 25554500, 51109000]

約数ペア:

[(1, 51109000), (2, 25554500), (4, 12777250), (5, 10221800), (8, 6388625), (10, 5110900), (20, 2555450), (25, 2044360), (40, 1277725), (50, 1022180), (100, 511090), (125, 408872), (200, 255545), (250, 204436), (500, 102218), (1000, 51109)]