255655270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 510217344

約数和(自身を除く): 254562074

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 103, 122, 130, 206, 305, 313, 515, 610, 626, 793, 1030, 1339, 1565, 1586, 2678, 3130, 3965, 4069, 6283, 6695, 7930, 8138, 12566, 13390, 19093, 20345, 31415, 32239, 38186, 40690, 62830, 64478, 81679, 95465, 161195, 163358, 190930, 248209, 322390, 408395, 419107, 496418, 816790, 838214, 1241045, 1966579, 2095535, 2482090, 3933158, 4191070, 9832895, 19665790, 25565527, 51131054, 127827635, 255655270]

約数ペア:

[(1, 255655270), (2, 127827635), (5, 51131054), (10, 25565527), (13, 19665790), (26, 9832895), (61, 4191070), (65, 3933158), (103, 2482090), (122, 2095535), (130, 1966579), (206, 1241045), (305, 838214), (313, 816790), (515, 496418), (610, 419107), (626, 408395), (793, 322390), (1030, 248209), (1339, 190930), (1565, 163358), (1586, 161195), (2678, 95465), (3130, 81679), (3965, 64478), (4069, 62830), (6283, 40690), (6695, 38186), (7930, 32239), (8138, 31415), (12566, 20345), (13390, 19093)]