213436000

素因数分解:

$2^5\times 5^3\times {\mathrm{53359}}^1$

素因数の和:53384

約数の個数: 48

約数和(自身を含む): 524422080

約数和(自身を除く): 310986080

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, 53359, 106718, 213436, 266795, 426872, 533590, 853744, 1067180, 1333975, 1707488, 2134360, 2667950, 4268720, 5335900, 6669875, 8537440, 10671800, 13339750, 21343600, 26679500, 42687200, 53359000, 106718000, 213436000]

約数ペア:

[(1, 213436000), (2, 106718000), (4, 53359000), (5, 42687200), (8, 26679500), (10, 21343600), (16, 13339750), (20, 10671800), (25, 8537440), (32, 6669875), (40, 5335900), (50, 4268720), (80, 2667950), (100, 2134360), (125, 1707488), (160, 1333975), (200, 1067180), (250, 853744), (400, 533590), (500, 426872), (800, 266795), (1000, 213436), (2000, 106718), (4000, 53359)]