161970032

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16249}}^1$

素因数の和:16353

約数の個数: 40

約数和(自身を含む): 362700000

約数和(自身を除く): 200729968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 16249, 32498, 64996, 113743, 129992, 227486, 259984, 454972, 909944, 1446161, 1819888, 2892322, 5784644, 10123127, 11569288, 20246254, 23138576, 40492508, 80985016, 161970032]

約数ペア:

[(1, 161970032), (2, 80985016), (4, 40492508), (7, 23138576), (8, 20246254), (14, 11569288), (16, 10123127), (28, 5784644), (56, 2892322), (89, 1819888), (112, 1446161), (178, 909944), (356, 454972), (623, 259984), (712, 227486), (1246, 129992), (1424, 113743), (2492, 64996), (4984, 32498), (9968, 16249)]