68869635

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 123379200

約数和(自身を除く): 54509565

約数列:

[1, 3, 5, 15, 17, 29, 51, 67, 85, 87, 139, 145, 201, 255, 335, 417, 435, 493, 695, 1005, 1139, 1479, 1943, 2085, 2363, 2465, 3417, 4031, 5695, 5829, 7089, 7395, 9313, 9715, 11815, 12093, 17085, 20155, 27939, 29145, 33031, 35445, 46565, 60465, 68527, 99093, 139695, 158321, 165155, 205581, 270077, 342635, 474963, 495465, 791605, 810231, 1027905, 1350385, 2374815, 4051155, 4591309, 13773927, 22956545, 68869635]

約数ペア:

[(1, 68869635), (3, 22956545), (5, 13773927), (15, 4591309), (17, 4051155), (29, 2374815), (51, 1350385), (67, 1027905), (85, 810231), (87, 791605), (139, 495465), (145, 474963), (201, 342635), (255, 270077), (335, 205581), (417, 165155), (435, 158321), (493, 139695), (695, 99093), (1005, 68527), (1139, 60465), (1479, 46565), (1943, 35445), (2085, 33031), (2363, 29145), (2465, 27939), (3417, 20155), (4031, 17085), (5695, 12093), (5829, 11815), (7089, 9715), (7395, 9313)]