255057985

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 389034576

約数和(自身を除く): 133976591

約数列:

[1, 5, 7, 13, 35, 49, 65, 73, 91, 245, 365, 455, 511, 637, 949, 1097, 2555, 3185, 3577, 4745, 5485, 6643, 7679, 14261, 17885, 33215, 38395, 46501, 53753, 71305, 80081, 99827, 232505, 268765, 400405, 499135, 560567, 698789, 1041053, 2802835, 3493945, 3923969, 5205265, 7287371, 19619845, 36436855, 51011597, 255057985]

約数ペア:

[(1, 255057985), (5, 51011597), (7, 36436855), (13, 19619845), (35, 7287371), (49, 5205265), (65, 3923969), (73, 3493945), (91, 2802835), (245, 1041053), (365, 698789), (455, 560567), (511, 499135), (637, 400405), (949, 268765), (1097, 232505), (2555, 99827), (3185, 80081), (3577, 71305), (4745, 53753), (5485, 46501), (6643, 38395), (7679, 33215), (14261, 17885)]