90843025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 140796544

約数和(自身を除く): 49953519

約数列:

[1, 5, 7, 13, 25, 35, 65, 73, 91, 175, 325, 365, 455, 511, 547, 949, 1825, 2275, 2555, 2735, 3829, 4745, 6643, 7111, 12775, 13675, 19145, 23725, 33215, 35555, 39931, 49777, 95725, 166075, 177775, 199655, 248885, 279517, 519103, 998275, 1244425, 1397585, 2595515, 3633721, 6987925, 12977575, 18168605, 90843025]

約数ペア:

[(1, 90843025), (5, 18168605), (7, 12977575), (13, 6987925), (25, 3633721), (35, 2595515), (65, 1397585), (73, 1244425), (91, 998275), (175, 519103), (325, 279517), (365, 248885), (455, 199655), (511, 177775), (547, 166075), (949, 95725), (1825, 49777), (2275, 39931), (2555, 35555), (2735, 33215), (3829, 23725), (4745, 19145), (6643, 13675), (7111, 12775)]