64355584

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 137602080

約数和(自身を除く): 73246496

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 101, 128, 131, 152, 202, 256, 262, 304, 404, 524, 608, 808, 1048, 1216, 1616, 1919, 2096, 2432, 2489, 3232, 3838, 4192, 4864, 4978, 6464, 7676, 8384, 9956, 12928, 13231, 15352, 16768, 19912, 25856, 26462, 30704, 33536, 39824, 52924, 61408, 79648, 105848, 122816, 159296, 211696, 245632, 251389, 318592, 423392, 491264, 502778, 637184, 846784, 1005556, 1693568, 2011112, 3387136, 4022224, 8044448, 16088896, 32177792, 64355584]

約数ペア:

[(1, 64355584), (2, 32177792), (4, 16088896), (8, 8044448), (16, 4022224), (19, 3387136), (32, 2011112), (38, 1693568), (64, 1005556), (76, 846784), (101, 637184), (128, 502778), (131, 491264), (152, 423392), (202, 318592), (256, 251389), (262, 245632), (304, 211696), (404, 159296), (524, 122816), (608, 105848), (808, 79648), (1048, 61408), (1216, 52924), (1616, 39824), (1919, 33536), (2096, 30704), (2432, 26462), (2489, 25856), (3232, 19912), (3838, 16768), (4192, 15352), (4864, 13231), (4978, 12928), (6464, 9956), (7676, 8384)]