205074688

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8803}}^1$

素因数の和:8839

約数の個数: 72

約数和(自身を含む): 503870528

約数和(自身を除く): 298795840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 8803, 11648, 17606, 23296, 35212, 61621, 70424, 114439, 123242, 140848, 228878, 246484, 281696, 457756, 492968, 563392, 801073, 915512, 985936, 1126784, 1602146, 1831024, 1971872, 2253568, 3204292, 3662048, 3943744, 6408584, 7324096, 7887488, 12817168, 14648192, 15774976, 25634336, 29296384, 51268672, 102537344, 205074688]

約数ペア:

[(1, 205074688), (2, 102537344), (4, 51268672), (7, 29296384), (8, 25634336), (13, 15774976), (14, 14648192), (16, 12817168), (26, 7887488), (28, 7324096), (32, 6408584), (52, 3943744), (56, 3662048), (64, 3204292), (91, 2253568), (104, 1971872), (112, 1831024), (128, 1602146), (182, 1126784), (208, 985936), (224, 915512), (256, 801073), (364, 563392), (416, 492968), (448, 457756), (728, 281696), (832, 246484), (896, 228878), (1456, 140848), (1664, 123242), (1792, 114439), (2912, 70424), (3328, 61621), (5824, 35212), (8803, 23296), (11648, 17606)]