89902900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{1069}}^1$

素因数の和:1141

約数の個数: 54

約数和(自身を含む): 202237490

約数和(自身を除く): 112334590

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 841, 1069, 1450, 1682, 2138, 2900, 3364, 4205, 4276, 5345, 8410, 10690, 16820, 21025, 21380, 26725, 31001, 42050, 53450, 62002, 84100, 106900, 124004, 155005, 310010, 620020, 775025, 899029, 1550050, 1798058, 3100100, 3596116, 4495145, 8990290, 17980580, 22475725, 44951450, 89902900]

約数ペア:

[(1, 89902900), (2, 44951450), (4, 22475725), (5, 17980580), (10, 8990290), (20, 4495145), (25, 3596116), (29, 3100100), (50, 1798058), (58, 1550050), (100, 899029), (116, 775025), (145, 620020), (290, 310010), (580, 155005), (725, 124004), (841, 106900), (1069, 84100), (1450, 62002), (1682, 53450), (2138, 42050), (2900, 31001), (3364, 26725), (4205, 21380), (4276, 21025), (5345, 16820), (8410, 10690)]