204913000

素因数分解:

$2^3\times 5^3\times {\mathrm{204913}}^1$

素因数の和:204934

約数の個数: 32

約数和(自身を含む): 479498760

約数和(自身を除く): 274585760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 204913, 409826, 819652, 1024565, 1639304, 2049130, 4098260, 5122825, 8196520, 10245650, 20491300, 25614125, 40982600, 51228250, 102456500, 204913000]

約数ペア:

[(1, 204913000), (2, 102456500), (4, 51228250), (5, 40982600), (8, 25614125), (10, 20491300), (20, 10245650), (25, 8196520), (40, 5122825), (50, 4098260), (100, 2049130), (125, 1639304), (200, 1024565), (250, 819652), (500, 409826), (1000, 204913)]