11090000

素因数分解:

$2^4\times 5^4\times {\mathrm{1109}}^1$

素因数の和:1137

約数の個数: 50

約数和(自身を含む): 26874210

約数和(自身を除く): 15784210

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1109, 1250, 2000, 2218, 2500, 4436, 5000, 5545, 8872, 10000, 11090, 17744, 22180, 27725, 44360, 55450, 88720, 110900, 138625, 221800, 277250, 443600, 554500, 693125, 1109000, 1386250, 2218000, 2772500, 5545000, 11090000]

約数ペア:

[(1, 11090000), (2, 5545000), (4, 2772500), (5, 2218000), (8, 1386250), (10, 1109000), (16, 693125), (20, 554500), (25, 443600), (40, 277250), (50, 221800), (80, 138625), (100, 110900), (125, 88720), (200, 55450), (250, 44360), (400, 27725), (500, 22180), (625, 17744), (1000, 11090), (1109, 10000), (1250, 8872), (2000, 5545), (2218, 5000), (2500, 4436)]