85517800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{10429}}^1$

素因数の和:10486

約数の個数: 48

約数和(自身を含む): 203697900

約数和(自身を除く): 118180100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8200, 10429, 20858, 41716, 52145, 83432, 104290, 208580, 260725, 417160, 427589, 521450, 855178, 1042900, 1710356, 2085800, 2137945, 3420712, 4275890, 8551780, 10689725, 17103560, 21379450, 42758900, 85517800]

約数ペア:

[(1, 85517800), (2, 42758900), (4, 21379450), (5, 17103560), (8, 10689725), (10, 8551780), (20, 4275890), (25, 3420712), (40, 2137945), (41, 2085800), (50, 1710356), (82, 1042900), (100, 855178), (164, 521450), (200, 427589), (205, 417160), (328, 260725), (410, 208580), (820, 104290), (1025, 83432), (1640, 52145), (2050, 41716), (4100, 20858), (8200, 10429)]