8676320

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 20675088

約数和(自身を除く): 11998768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 257, 422, 514, 844, 1028, 1055, 1285, 1688, 2056, 2110, 2570, 3376, 4112, 4220, 5140, 6752, 8224, 8440, 10280, 16880, 20560, 33760, 41120, 54227, 108454, 216908, 271135, 433816, 542270, 867632, 1084540, 1735264, 2169080, 4338160, 8676320]

約数ペア:

[(1, 8676320), (2, 4338160), (4, 2169080), (5, 1735264), (8, 1084540), (10, 867632), (16, 542270), (20, 433816), (32, 271135), (40, 216908), (80, 108454), (160, 54227), (211, 41120), (257, 33760), (422, 20560), (514, 16880), (844, 10280), (1028, 8440), (1055, 8224), (1285, 6752), (1688, 5140), (2056, 4220), (2110, 4112), (2570, 3376)]