256225168

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{3467}}^1$

素因数の和:3655

約数の個数: 40

約数和(自身を含む): 516038400

約数和(自身を除く): 259813232

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 149, 248, 298, 496, 596, 1192, 2384, 3467, 4619, 6934, 9238, 13868, 18476, 27736, 36952, 55472, 73904, 107477, 214954, 429908, 516583, 859816, 1033166, 1719632, 2066332, 4132664, 8265328, 16014073, 32028146, 64056292, 128112584, 256225168]

約数ペア:

[(1, 256225168), (2, 128112584), (4, 64056292), (8, 32028146), (16, 16014073), (31, 8265328), (62, 4132664), (124, 2066332), (149, 1719632), (248, 1033166), (298, 859816), (496, 516583), (596, 429908), (1192, 214954), (2384, 107477), (3467, 73904), (4619, 55472), (6934, 36952), (9238, 27736), (13868, 18476)]