81661592

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1279}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 160358400

約数和(自身を除く): 78696808

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 347, 694, 1279, 1388, 2558, 2776, 5116, 7981, 10232, 15962, 29417, 31924, 58834, 63848, 117668, 235336, 443813, 887626, 1775252, 3550504, 10207699, 20415398, 40830796, 81661592]

約数ペア:

[(1, 81661592), (2, 40830796), (4, 20415398), (8, 10207699), (23, 3550504), (46, 1775252), (92, 887626), (184, 443813), (347, 235336), (694, 117668), (1279, 63848), (1388, 58834), (2558, 31924), (2776, 29417), (5116, 15962), (7981, 10232)]