53221100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{12377}}^1$

素因数の和:12434

約数の個数: 36

約数和(自身を含む): 118185144

約数和(自身を除く): 64964044

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 12377, 24754, 49508, 61885, 123770, 247540, 309425, 532211, 618850, 1064422, 1237700, 2128844, 2661055, 5322110, 10644220, 13305275, 26610550, 53221100]

約数ペア:

[(1, 53221100), (2, 26610550), (4, 13305275), (5, 10644220), (10, 5322110), (20, 2661055), (25, 2128844), (43, 1237700), (50, 1064422), (86, 618850), (100, 532211), (172, 309425), (215, 247540), (430, 123770), (860, 61885), (1075, 49508), (2150, 24754), (4300, 12377)]