256552192

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:763

約数の個数: 72

約数和(自身を含む): 556752896

約数和(自身を除く): 300200704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 256, 416, 508, 607, 832, 1016, 1214, 1651, 1664, 2032, 2428, 3302, 3328, 4064, 4856, 6604, 7891, 8128, 9712, 13208, 15782, 16256, 19424, 26416, 31564, 32512, 38848, 52832, 63128, 77089, 77696, 105664, 126256, 154178, 155392, 211328, 252512, 308356, 422656, 505024, 616712, 1002157, 1010048, 1233424, 2004314, 2020096, 2466848, 4008628, 4933696, 8017256, 9867392, 16034512, 19734784, 32069024, 64138048, 128276096, 256552192]

約数ペア:

[(1, 256552192), (2, 128276096), (4, 64138048), (8, 32069024), (13, 19734784), (16, 16034512), (26, 9867392), (32, 8017256), (52, 4933696), (64, 4008628), (104, 2466848), (127, 2020096), (128, 2004314), (208, 1233424), (254, 1010048), (256, 1002157), (416, 616712), (508, 505024), (607, 422656), (832, 308356), (1016, 252512), (1214, 211328), (1651, 155392), (1664, 154178), (2032, 126256), (2428, 105664), (3302, 77696), (3328, 77089), (4064, 63128), (4856, 52832), (6604, 38848), (7891, 32512), (8128, 31564), (9712, 26416), (13208, 19424), (15782, 16256)]