74884485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 135136512

約数和(自身を除く): 60252027

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 97, 107, 111, 185, 195, 291, 321, 481, 485, 535, 555, 1261, 1391, 1443, 1455, 1605, 2405, 3589, 3783, 3959, 4173, 6305, 6955, 7215, 10379, 10767, 11877, 17945, 18915, 19795, 20865, 31137, 46657, 51467, 51895, 53835, 59385, 134927, 139971, 154401, 155685, 233285, 257335, 384023, 404781, 674635, 699855, 772005, 1152069, 1920115, 2023905, 4992299, 5760345, 14976897, 24961495, 74884485]

約数ペア:

[(1, 74884485), (3, 24961495), (5, 14976897), (13, 5760345), (15, 4992299), (37, 2023905), (39, 1920115), (65, 1152069), (97, 772005), (107, 699855), (111, 674635), (185, 404781), (195, 384023), (291, 257335), (321, 233285), (481, 155685), (485, 154401), (535, 139971), (555, 134927), (1261, 59385), (1391, 53835), (1443, 51895), (1455, 51467), (1605, 46657), (2405, 31137), (3589, 20865), (3783, 19795), (3959, 18915), (4173, 17945), (6305, 11877), (6955, 10767), (7215, 10379)]