51240040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{75353}}^1$

素因数の和:75381

約数の個数: 32

約数和(自身を含む): 122073480

約数和(自身を除く): 70833440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 75353, 150706, 301412, 376765, 602824, 753530, 1281001, 1507060, 2562002, 3014120, 5124004, 6405005, 10248008, 12810010, 25620020, 51240040]

約数ペア:

[(1, 51240040), (2, 25620020), (4, 12810010), (5, 10248008), (8, 6405005), (10, 5124004), (17, 3014120), (20, 2562002), (34, 1507060), (40, 1281001), (68, 753530), (85, 602824), (136, 376765), (170, 301412), (340, 150706), (680, 75353)]