85577220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{475429}}^1$

素因数の和:475444

約数の個数: 36

約数和(自身を含む): 259584780

約数和(自身を除く): 174007560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 475429, 950858, 1426287, 1901716, 2377145, 2852574, 4278861, 4754290, 5705148, 7131435, 8557722, 9508580, 14262870, 17115444, 21394305, 28525740, 42788610, 85577220]

約数ペア:

[(1, 85577220), (2, 42788610), (3, 28525740), (4, 21394305), (5, 17115444), (6, 14262870), (9, 9508580), (10, 8557722), (12, 7131435), (15, 5705148), (18, 4754290), (20, 4278861), (30, 2852574), (36, 2377145), (45, 1901716), (60, 1426287), (90, 950858), (180, 475429)]