39187975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 56782080

約数和(自身を除く): 17594105

約数列:

[1, 5, 17, 19, 23, 25, 85, 95, 115, 211, 323, 391, 425, 437, 475, 575, 1055, 1615, 1955, 2185, 3587, 4009, 4853, 5275, 7429, 8075, 9775, 10925, 17935, 20045, 24265, 37145, 68153, 82501, 89675, 92207, 100225, 121325, 185725, 340765, 412505, 461035, 1567519, 1703825, 2062525, 2305175, 7837595, 39187975]

約数ペア:

[(1, 39187975), (5, 7837595), (17, 2305175), (19, 2062525), (23, 1703825), (25, 1567519), (85, 461035), (95, 412505), (115, 340765), (211, 185725), (323, 121325), (391, 100225), (425, 92207), (437, 89675), (475, 82501), (575, 68153), (1055, 37145), (1615, 24265), (1955, 20045), (2185, 17935), (3587, 10925), (4009, 9775), (4853, 8075), (5275, 7429)]