78656672

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2221

約数の個数: 48

約数和(自身を含む): 164247552

約数和(自身を除く): 85590880

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 74, 124, 148, 248, 296, 496, 592, 992, 1147, 1184, 2143, 2294, 4286, 4588, 8572, 9176, 17144, 18352, 34288, 36704, 66433, 68576, 79291, 132866, 158582, 265732, 317164, 531464, 634328, 1062928, 1268656, 2125856, 2458021, 2537312, 4916042, 9832084, 19664168, 39328336, 78656672]

約数ペア:

[(1, 78656672), (2, 39328336), (4, 19664168), (8, 9832084), (16, 4916042), (31, 2537312), (32, 2458021), (37, 2125856), (62, 1268656), (74, 1062928), (124, 634328), (148, 531464), (248, 317164), (296, 265732), (496, 158582), (592, 132866), (992, 79291), (1147, 68576), (1184, 66433), (2143, 36704), (2294, 34288), (4286, 18352), (4588, 17144), (8572, 9176)]