442900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:160

約数の個数: 36

約数和(自身を含む): 992992

約数和(自身を除く): 550092

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 103, 172, 206, 215, 412, 430, 515, 860, 1030, 1075, 2060, 2150, 2575, 4300, 4429, 5150, 8858, 10300, 17716, 22145, 44290, 88580, 110725, 221450, 442900]

約数ペア:

[(1, 442900), (2, 221450), (4, 110725), (5, 88580), (10, 44290), (20, 22145), (25, 17716), (43, 10300), (50, 8858), (86, 5150), (100, 4429), (103, 4300), (172, 2575), (206, 2150), (215, 2060), (412, 1075), (430, 1030), (515, 860)]