71563328

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:739

約数の個数: 56

約数和(自身を含む): 149181312

約数和(自身を除く): 77617984

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 64, 74, 94, 148, 188, 296, 376, 592, 643, 752, 1184, 1286, 1504, 1739, 2368, 2572, 3008, 3478, 5144, 6956, 10288, 13912, 20576, 23791, 27824, 30221, 41152, 47582, 55648, 60442, 95164, 111296, 120884, 190328, 241768, 380656, 483536, 761312, 967072, 1118177, 1522624, 1934144, 2236354, 4472708, 8945416, 17890832, 35781664, 71563328]

約数ペア:

[(1, 71563328), (2, 35781664), (4, 17890832), (8, 8945416), (16, 4472708), (32, 2236354), (37, 1934144), (47, 1522624), (64, 1118177), (74, 967072), (94, 761312), (148, 483536), (188, 380656), (296, 241768), (376, 190328), (592, 120884), (643, 111296), (752, 95164), (1184, 60442), (1286, 55648), (1504, 47582), (1739, 41152), (2368, 30221), (2572, 27824), (3008, 23791), (3478, 20576), (5144, 13912), (6956, 10288)]