285412000

素因数分解:

$2^5\times 5^3\times {\mathrm{71353}}^1$

素因数の和:71378

約数の個数: 48

約数和(自身を含む): 701267112

約数和(自身を除く): 415855112

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, 71353, 142706, 285412, 356765, 570824, 713530, 1141648, 1427060, 1783825, 2283296, 2854120, 3567650, 5708240, 7135300, 8919125, 11416480, 14270600, 17838250, 28541200, 35676500, 57082400, 71353000, 142706000, 285412000]

約数ペア:

[(1, 285412000), (2, 142706000), (4, 71353000), (5, 57082400), (8, 35676500), (10, 28541200), (16, 17838250), (20, 14270600), (25, 11416480), (32, 8919125), (40, 7135300), (50, 5708240), (80, 3567650), (100, 2854120), (125, 2283296), (160, 1783825), (200, 1427060), (250, 1141648), (400, 713530), (500, 570824), (800, 356765), (1000, 285412), (2000, 142706), (4000, 71353)]