205652000

素因数分解:

$2^5\times 5^3\times {\mathrm{51413}}^1$

素因数の和:51438

約数の個数: 48

約数和(自身を含む): 505296792

約数和(自身を除く): 299644792

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, 51413, 102826, 205652, 257065, 411304, 514130, 822608, 1028260, 1285325, 1645216, 2056520, 2570650, 4113040, 5141300, 6426625, 8226080, 10282600, 12853250, 20565200, 25706500, 41130400, 51413000, 102826000, 205652000]

約数ペア:

[(1, 205652000), (2, 102826000), (4, 51413000), (5, 41130400), (8, 25706500), (10, 20565200), (16, 12853250), (20, 10282600), (25, 8226080), (32, 6426625), (40, 5141300), (50, 4113040), (80, 2570650), (100, 2056520), (125, 1645216), (160, 1285325), (200, 1028260), (250, 822608), (400, 514130), (500, 411304), (800, 257065), (1000, 205652), (2000, 102826), (4000, 51413)]