204868000

素因数分解:

$2^5\times 5^3\times {\mathrm{51217}}^1$

素因数の和:51242

約数の個数: 48

約数和(自身を含む): 503370504

約数和(自身を除く): 298502504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 51217, 102434, 204868, 256085, 409736, 512170, 819472, 1024340, 1280425, 1638944, 2048680, 2560850, 4097360, 5121700, 6402125, 8194720, 10243400, 12804250, 20486800, 25608500, 40973600, 51217000, 102434000, 204868000]

約数ペア:

[(1, 204868000), (2, 102434000), (4, 51217000), (5, 40973600), (8, 25608500), (10, 20486800), (16, 12804250), (20, 10243400), (25, 8194720), (32, 6402125), (40, 5121700), (50, 4097360), (80, 2560850), (100, 2048680), (125, 1638944), (160, 1280425), (200, 1024340), (250, 819472), (400, 512170), (500, 409736), (800, 256085), (1000, 204868), (2000, 102434), (4000, 51217)]